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Rivulidae, Taxa Only, Exact Match: 542 Treatments

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Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2014, Six new species of seasonal killifishes of the genus Cynolebias from the São Francisco river basin, Brazilian Caatinga, with notes on C. porosus, Ichthyological Exploration of Freshwaters 25, No. 2, pp. 79-96 : 85 85
Megalebias     Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 290 290
Cyprinodontiformes   new species  Costa, Wilson J. E. M., Lacerda, M. T. C. & Brasil, Gilberto Campello, 1990, Description de deux nouvelles espèces du genre Cynolebias du bassin du Rio Tocantins (Cyprinodontiformes, Rivulidae), Revue française d'Aquariologie Herpétologie 17, No. 1, pp. 9-14 : 11 11
Maratecoara key    Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 32 32
Cynolebias viarius   n. sp.  Vaz-Ferreira, Raúl, Sierra-De-Soriano, Blanca & Scaglia-De-Paulete, Susana, 1964, Tres Especies Nuevas Del Genero Cynolebias Steindachner, 1876 (Teleostomi, Cyprinodontidae), Comunicaciones Zoologicas Del Museo De Historia Natural De Montevideo VIII, No. 102, pp. 5-53 : 5-14 5-14
Cyprinodontiformes   new species  Dahl, G., 1958, Two new annual cyprinodont fishes from northern Colombia, Stanford Ichthyological Bulletin 7, No. 3, pp. 42-46 : 42 42
Rivulidae     Jamandre, Brian Wade, 2023, Freshwater fishes of the Philippines: a provisional checklist, Zootaxa 5301 (2), pp. 151-181 : 166 166
Cynolebias porosus     Ernft Ahl, Von Dr., 1922, Die Gattung Cynolebias Steindachner, Blättet für Aqüarien und Terrarienfunde 33 (14), No. 221 - 225, pp. 1-5 : 5 5
Laimosemion     Sébastien Brosse, Fréderic Melki & Régis Vigouroux, 2019, Fishes of the Mitaraka Mountains (French Guiana), Zoosystema 41 (8), pp. 131-151 : 148 148
Cynodonichthys isthmensis     Angulo, Arturo, 2021, New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist, Zootaxa 5083 (1), pp. 1-72 : 53 53
Leptolebias splendens     Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 155-156 155-156
Simpsonichthys     Wilson J. E. M. Costa, 2006, Three new species of seasonal killifishes of the Simpsonichthys antenori species group (Teleostei: Cyprinodontiformes: Rivulidae) from the rio São Francisco basin, Brazil., Zootaxa 1306, pp. 25-39 : 37-38 37-38
Austrolebias varzeae     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 93-95 93-95
Cyprinodontiformes   new species  Myers, G. S., 1942, Studies on South American fresh-water fishes. I, Stanford Ichthyological Bulletin 2, No. 4, pp. 89-114 : 107 107
Rivulidae     Donascimiento, Carlos, Cárdenas-Bautista, Johann-Stephens, Acosta, Kevin Giancarlo Borja, González-Alvarado, Arturo & Medina, Claudia A., 2016, Illustrated and online catalog of type specimens of freshwater fishes in the Colección de Peces Dulceacuícolas of Instituto de Investigación de Recursos Biológicos Alexander von Humboldt (IAvH-P), Colombia, Zootaxa 4171 (3), pp. 401-438 : 427-430 427-430
Campellolebias     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 34 34
Leptolebias marmoratus     Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 156 156
Aphyolebias boticarioi     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Simpsonichthys fulminantis     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 87-89 87-89
Simpsonichthys antenori key    Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 95-96 95-96
Melanorivulus amambaiensis   sp. n.  Volcan, Matheus V., Severo-Neto, Francisco & Lanes, Luis Esteban K., 2018, Unrecognized biodiversity in a world's hotspot: three new species of Melanorivulus (Cyprinodontiformes: Rivulidae) from tributaries of the right bank of the Rio Parana basin, Brazilian Cerrado, Zoosystematics and Evolution 94 (2), pp. 263-280 : 270-272 270-272
Cynolebias prognatlius   sp. nov.  Amato, Luis H., 1986, Seis Especies Nuevas del Genero Czmolebias Steindachner, 1876, de Uruguay y Paraguay (Cyprinodontiformes, Rivulidae), Comunicaciones zoologicas del Museo de Historia Natural de Montevideo 11, No. 162, pp. 1-27 : 7-8 7-8
Austrolebias camaquensis   sp. nov.  Volcan, Matheus Vieira, Gonçalves, Ândrio Cardozo & Lanés, Luis Esteban Krause, 2017, A new annual fish of the genus Austrolebias (Cyprinodontiformes: Rivulidae) from Rio Camaquã basin, Laguna dos Patos system, Brazilian Pampa, Zootaxa 4338 (1), pp. 141-152 : 142-147 142-147
Austrolebias gymnoventris     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 21-23 21-23
Simpsonichthys (Hypsolebias)     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 54 54
Simpsonichthys flavicaudatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 108-110 108-110
Austrolebias nigrofasciatus   sp. nov.  M Costa, Wilson J. E. & Cheffe, Morevy M., 2001, THREE NEW ANNUAL FISHES OF THE GENUS Austrolebias FROM THE LAGUNA DOS PATOS SYSTEM, SOUTHERN BRAZIL, AND A REDESCRIPTION OF A. adloffi (AHL) (CYPRINODONTIFORMES: RIVULIDAE), Comun. Mus. Ciênc. Tecnol. PUCRS, Sér. Zool. 14 (2), pp. 179-200 : 187-190 187-190
Cynolebias parnaibensis   sp. nov.  Costa, Wilson J. E. M., Alexandre, Telton P. A. Ramos Luisa C. & Ramos, Robson T. C., 2010, Cynolebias parnaibensis, a new seasonal killifish from the Caatinga, Parnaíba River basin, northeastern Brazil, with notes on sound producing courtship behavior (Cyprinodontiformes: Rivulidae), Neotropical Ichthyology 8 (2), pp. 283-288 : 284-286 284-286
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1989, Descrição e relaçoñes filogenéticas de dois gêneros novos e três espécies novas de peixes anuais neotropicais (Cyprinodontiformes, Rivulidae), Revista Brasileira de Biologia 49, No. 1, pp. 221-230 : 223 223
Austrofundulus rupununi   new species  Tomas Hrbek, Donald C. Taphorn & Jamie E. Thomerson, 2005, Molecular phylogeny of Austrofundulus Myers (Cyprinodontiformes: Rivulidae), with revision of the genus and the description of four new species., Zootaxa 825, pp. 1-39 : 15-18 15-18
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1989, Descrição e relaçoñes filogenéticas de dois gêneros novos e três espécies novas de peixes anuais neotropicais (Cyprinodontiformes, Rivulidae), Revista Brasileira de Biologia 49, No. 1, pp. 221-230 : 224 224
Kryptolebias sepia   n. sp.  Frans B. M. Vermeulen & Tomas Hrbek, 2005, Kryptolebias sepia n. sp. (Actinopterygii: Cyprinodontiformes: Rivulidae), a new killifish from the Tapanahony River drainage in southeast Surinam., Zootaxa 928, pp. 1-20 : 4-18 4-18
Rivulus     Loureiro, Marcelo, Sá, Rafael de, Serra, Sebastián W., Alonso, Felipe, Lanés, Luis Esteban Krause, Volcan, Matheus Vieira, Calviño, Pablo, Nielsen, Dalton, Duarte, Alejandro & Garcia, Graciela, 2018, Review of the family Rivulidae (Cyprinodontiformes, Aplocheiloidei) and a molecular and morphological phylogeny of the annual fish genus Austrolebias Costa 1998, Neotropical Ichthyology 16 (3), pp. 1-20 : 6 6
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2003, A new species of the genus Rivulus Poey, 1860 from the Parnaiba River basin, northeastern Brazil (Teleostei, Cyrpinodontiformes, Rivulidae), Boletim do Muse Nacional, Série Zoologia 511, pp. 1-7 : 2 2
Austrolebias bellottii     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 104-108 104-108
Rivulus amanapira   new species  Wilson J. E. M. Costa, 2004, Rivulus uakti sp. n. and R. amanapira sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new species from the upper Rio Negro, Brazilian Amazon., Zootaxa 465, pp. 1-12 : 7-11 7-11
Simpsonichthys flammeus key    Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 115-116 115-116
Plesiolebias altamira   new species  Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 25-27 25-27
Simpsonichthys radiosus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 68-70 68-70
Simpsonichthys boitonei     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 36-38 36-38
Austrolebias univentripinnis     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 101-104 101-104
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2001, The neotropical annual fish genus Cynolebias (Cyprinodontiformes: Rivulidae): phylogenetic relationships, taxonomic revision and biogeography, Ichthyological Exploration of Freshwaters 12, No. 4, pp. 333-383 : 362 362
Hypsolebias gongobira   sp. nov.  Abrantes, Yuri Gomes, Ramos, Telton Pedro Anselmo, Bento, Diego De Medeiros & Lima, Sergio Maia Queiroz, 2023, Molecular delimitation of the seasonal killifishes of the Hypsolebias antenori species group (Cyprinodontiformes, Rivulidae), with description of two new species from the Caatinga coastal basins, northeastern Brazil, Zootaxa 5389 (5), pp. 545-562 : 549-552 549-552
Austrofundulus     Tomas Hrbek, Donald C. Taphorn & Jamie E. Thomerson, 2005, Molecular phylogeny of Austrofundulus Myers (Cyprinodontiformes: Rivulidae), with revision of the genus and the description of four new species., Zootaxa 825, pp. 1-39 : 9-11 9-11
Melanorivulus interruptus   sp. n.  Volcan, Matheus V., Severo-Neto, Francisco & Lanes, Luis Esteban K., 2018, Unrecognized biodiversity in a world's hotspot: three new species of Melanorivulus (Cyprinodontiformes: Rivulidae) from tributaries of the right bank of the Rio Parana basin, Brazilian Cerrado, Zoosystematics and Evolution 94 (2), pp. 263-280 : 263-266 263-266
Austrolebias adloffi     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 120 120
Cyprinodontiformes   new species  Vaz-Ferreira, R., Sierra de Soriano, B. & Scaglia de Paulete, S., 1964, Tres especies nuevas del genero Cynolebias Steindachner, 1876 (Teleostomi, cyprinodontidae), Comunicaciones Zoologicas del Museo de Historia Natural de Montevideo 8, pp. 1-36 : 25 25
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1989, Descrição de cinco novas espécies de Rivulus das bacias dos rios Paraná e São Francisco (Cyprinodontiformes, Rivulidae), Revista Brasileira de Zoologia 6, No. 3, pp. 523-533 : 527 527
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2014, Six new species of seasonal killifishes of the genus Cynolebias from the São Francisco river basin, Brazilian Caatinga, with notes on C. porosus, Ichthyological Exploration of Freshwaters 25, No. 2, pp. 79-96 : 81 81
Anablepsoides gaucheri     Sébastien Brosse, Fréderic Melki & Régis Vigouroux, 2019, Fishes of the Mitaraka Mountains (French Guiana), Zoosystema 41 (8), pp. 131-151 : 147-148 147-148
Acantholebias   stat. nov.  Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 289-290 289-290
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2002, The annual fish genus Cynopoecilus (Cyprinodontiformes: Rivulidae): taxonomic revision, with descriptions of four new species, Ichthyological Exploration of Freshwaters 13, No. 1, pp. 11-24 : 16 16
Austrolebias key    Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 292-293 292-293
Austrolebias minuano   sp. nov.  M Costa, Wilson J. E. & Cheffe, Morevy M., 2001, THREE NEW ANNUAL FISHES OF THE GENUS Austrolebias FROM THE LAGUNA DOS PATOS SYSTEM, SOUTHERN BRAZIL, AND A REDESCRIPTION OF A. adloffi (AHL) (CYPRINODONTIFORMES: RIVULIDAE), Comun. Mus. Ciênc. Tecnol. PUCRS, Sér. Zool. 14 (2), pp. 179-200 : 185-187 185-187
Austrolebias elongatus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 57-59 57-59
Simpsonichthys     Costa, Wilson J. E. M., 2006, Descriptive morphology and phylogenetic relationships among species of the Neotropical annual killifish genera Nematolebias and Simpsonichthys (Cyprinodontiformes: Aplocheiloidei: Rivulidae), Neotropical Ichthyology 4 (1), pp. 1-26 : 16 16
Cyprinodontiformes   new species  Thomerson, Jamie E. & Taphorn B., Donald C., 1992, Two new annual killifishes from Amazonas Territory, Venezuela (Cyprinodontiformes: Rivulidae), Ichthyological Exploration of Freshwaters 3, No. 4, pp. 377-384 : 380 380
Nematolebias whitei     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 51 51
Austrolebias     Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 288-289 288-289
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2014, Six new species of seasonal killifishes of the genus Cynolebias from the São Francisco river basin, Brazilian Caatinga, with notes on C. porosus, Ichthyological Exploration of Freshwaters 25, No. 2, pp. 79-96 : 91 91
Cyprinodontiformes   new species  Reichert, J. J., 1992, Ein neuer Cynolebias - Fundort in Uruguay, Deutsche Killifisch Gem. J. 24, No. 4, pp. 58-60 : 58 58
Cyprinodontiformes   new species  Costa, Wilson J. E. M., Lacerda, M. T. C. & Tanizaki, K., 1988, Description d’une nouvelle espèce de Cynolebias des plaines côtières du Brésil sud-oriental (Cyprinodontiformes, Rivulidae), Revue française d'Aquariologie Herpétologie 15, No. 1, pp. 21-24 : 22 22
Cyprinodontiformes   new species  Roloff, E., 1938, Rivulus roloffi Trewavas 1938, Wochenschrift für Aquarien- und Terrarienkunde 35, pp. 597-598 : 597 597
Campellolebias     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 34-36 34-36
Rivulidae     Laan, Richard Van Der, Eschmeyer, William N. & Fricke, Ronald, 2014, Family-group names of Recent fishes, Zootaxa 3882 (2), pp. 1-230 : 74 74
Pituna compacta     Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 11-13 11-13
Cynopoecilus feltrini   sp. n.  Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Austrolebias adloffi     M Costa, Wilson J. E. & Cheffe, Morevy M., 2001, THREE NEW ANNUAL FISHES OF THE GENUS Austrolebias FROM THE LAGUNA DOS PATOS SYSTEM, SOUTHERN BRAZIL, AND A REDESCRIPTION OF A. adloffi (AHL) (CYPRINODONTIFORMES: RIVULIDAE), Comun. Mus. Ciênc. Tecnol. PUCRS, Sér. Zool. 14 (2), pp. 179-200 : 190-191 190-191
Simpsonichthys suzarti   sp. nov.  Costa, Wilson J. E. M., 2004, Simpsonichthys suzarti sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual fish from the Rio Pardo floodplains, northeastern Brazil, Zootaxa 468, pp. 1-7 : 2-5 2-5
Austrolebias lourenciano   sp. nov.  Volcan, Matheus Vieira, Barbosa, Crislaine, Robe, Lizandra Jaqueline & Lanés, Luis Esteban Krause, 2021, Molecular phylogeny of the Austrolebias adloffi group (Cyprinodontiformes Rivulidae), with description of two new endangered and highly endemic species of annual killifishes from the Laguna dos Patos system, southern Brazil, Zootaxa 4965 (1), pp. 87-113 : 95-101 95-101
Cynopoecilus feltrini   sp. n.  Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Plesiolebias key    Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 20-21 20-21
Rivulus hartii     Paul V. Loiselle, 2006, A review of the Malagasy Pachypanchax (Teleostei: Cyprinodontiformes, Aplocheilidae), with descriptions of four new species., Zootaxa 1366, pp. 1-44 : 42 42
Cyprinodontiformes   new species  Steindachner, F., 1881, Beiträge zur Kenntniss der Flussfische Südamerika’s (III) und Ichthyologische Beiträge (XI), Anzeiger 18, No. 11, pp. 97-100 : 98 98
Trigonectes rubromarginatus     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Cyprinodontiformes   new species  Perujo, E., Calviño, P. A., Salvia, H. & Prieto, F., 2005, Austrolebias luzardoi (Cyprinodontiformes: Rivulidae), una especie nueva de pez anual de la cuenca del río Cuareim, República Oriental del Uruguay., Revista del Museo de La Plata, Sección Zoologia 17, No. 171, pp. 1-12 : 1-12 1-12
Austrofundulus     Tomas Hrbek, Donald C. Taphorn & Jamie E. Thomerson, 2005, Molecular phylogeny of Austrofundulus Myers (Cyprinodontiformes: Rivulidae), with revision of the genus and the description of four new species., Zootaxa 825, pp. 1-39 : 2-4 2-4
Cyprinodontiformes   new species  Vermeulen, Frans B. M., 2013, Killi-Data Series 2013 c. Four new species of Rivulus Poey, 1860, subgenus Cynodonichthys Meek, 1904 (Teleostei: Cyprinodontiformes: Rivulidae) from the Magdalena River Basin, Central Colombia, including notes on Rivulus (Cynodonichthys) elegans Steindachner, 1880., Killi-Data Editions : 50 50
Austrolebias gymnoventris     Costa, Wilson J. E. M. & Cheffe, Morevy M., 2002, Austrolebias jaegari (Cyprinodontiformes: Rivulidae: Cynolebiatinae): a new annual fish from the Laguna dos Patos system, southern Brazil, with a redescription of A. gymnoventris (Amato), aqua, Journal of Ichthyology and Aquatic Biology 6 (2), pp. 83-88 : 86-88 86-88
Austrolebias reicherti     Loureiro, Marcelo & García, Graciela, 2008, Austrolebias reicherti Loureiro & García, a valid species of annual fish (Cyprinodontiformes: Rivulidae) from Uruguay, Zootaxa 1940, pp. 1-15 : 6 6
Simpsonichthys chacoensis     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 48-49 48-49
Moema cendi     Monné, Miguel A., Almeida, Lucia M., Oliveira, Marcio L., Viana, Jéssica Herzog & Monné, Marcela L., 2017, Checklist of Cerambycidae (Coleoptera) primary types of the Coleção Entomológica Pe. Jesus Santiago Moure, Departamento de Zoologia, Universidade Federal do Paraná, Curitiba, Paraná, Brazil, Instituto Nacional de Pesquisas da Amazônia, Amazonas, Manaus, Brazil, and of the Museu Paraense, Zootaxa 4221 (3), pp. 341-365 : 346 346
Hypsolebias gardneri   sp. n.  Costa, Wilson J. E. M., Amorim, Pedro F. & Mattos, Jose Leonardo O., 2018, Cryptic species diversity in the Hypsolebiasmagnificus complex, a clade of endangered seasonal killifishes from the Sao Francisco River basin, Brazilian Caatinga (Cyprinodontiformes, Aplocheilidae), ZooKeys 777, pp. 141-158 : 141 141
Hypsolebias bonita   sp. nov.  Abrantes, Yuri Gomes, Ramos, Telton Pedro Anselmo, Bento, Diego De Medeiros & Lima, Sergio Maia Queiroz, 2023, Molecular delimitation of the seasonal killifishes of the Hypsolebias antenori species group (Cyprinodontiformes, Rivulidae), with description of two new species from the Caatinga coastal basins, northeastern Brazil, Zootaxa 5389 (5), pp. 545-562 : 552-556 552-556
Austrofundulus transilis     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Austrolebias jaegari     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 25-27 25-27
Simpsonichthys notatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 66-68 66-68
Austrolebias nigrofasciatus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 129-133 129-133
Austrolebias vazferreirai     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 34-37 34-37
Argolebias   stat. nov.  Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 286 286
Cynolebias cheradophilus   n. sp.  Vaz-Ferreira, Raúl, Sierra-De-Soriano, Blanca & Scaglia-De-Paulete, Susana, 1964, Tres Especies Nuevas Del Genero Cynolebias Steindachner, 1876 (Teleostomi, Cyprinodontidae), Comunicaciones Zoologicas Del Museo De Historia Natural De Montevideo VIII, No. 102, pp. 5-53 : 14-24 14-24
Pituna xinguensis   sp. nov.  Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 18-20 18-20
Pterolebias longipinnis     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 13-17 13-17
Austrolebias     Wilson J. E. M. Costa & Morevy M. Cheffe, 2005, Austrolebias univentripinnis sp. nov. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual killifish from the Mirim Lagoon basin, southern Brazil., Zootaxa 1052, pp. 41-48 : 42 42
Hypsolebias hamadryades   sp. n.  Costa, Wilson J. E. M., Amorim, Pedro F. & Mattos, Jose Leonardo O., 2018, Cryptic species diversity in the Hypsolebiasmagnificus complex, a clade of endangered seasonal killifishes from the Sao Francisco River basin, Brazilian Caatinga (Cyprinodontiformes, Aplocheilidae), ZooKeys 777, pp. 141-158 : 141 141
Melanorivulus linearis   sp. n.  Costa, Wilson J. E. M., 2018, Three new species of the killifish genus Melanorivulus from the Rio Parana Basin, central Brazilian Cerrado (Cyprinodontiformes, Aplocheilidae), Zoosystematics and Evolution 94 (1), pp. 17-27 : 22-23 22-23
Simpsonichthys macaubensis     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 100-101 100-101
Aphyolebias boticarioi   new species  Wilson J. E. M. Costa, 2004, Moema apurinan sp. n. and Aphyolebias boticarioi sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new annual killifishes from the Rio Purus basin, Brazilian Amazon., Zootaxa 707, pp. 1-12 : 7-11 7-11
Simpsonichthys perpendicularis     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 21-22 21-22
Campellolebias dorsimaculatus     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 36-39 36-39
Prorivulus auriferus   new species  Wilson J. E. M. Costa, 2004, A new killifish genus and species from the coastal plains of northeastern Brazil (Teleostei: Cyprinodontiformes: Rivulidae)., Zootaxa 642, pp. 1-10 : 3-7 3-7
Pituna compacta     Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 11-13 11-13
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Hellner, S., 1999, Simpsonichthys similis (Cyprinodontiformes: Rivulidae), une nouvelle espèce de poisson annuel du bassin du Rio São Francisco, Brésil, Revue française d'Aquariologie Herpétologie 25, No. 3, pp. 89-91 : 92 92
Simpsonichthys bokermanni     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 16-18 16-18
Cynolebias adloffi   sp. nov.  Ernft Ahl, Von Dr., 1922, Die Gattung Cynolebias Steindachner, Blättet für Aqüarien und Terrarienfunde 33 (14), No. 221 - 225, pp. 1-5 : 4 4
Cyprinodontiformes   new species  Garman, S., 1895, The cyprinodonts, Memoirs of the Museum of Comparative Zoology, at Harvard College 19, No. 1, pp. 1-179 : 142 142
Hypsolebias tocantinensis   sp. nov.  Nielsen, Dalton Tavares Bressane, Cruz, João Carlos & Junior, Arsênio Caldeira Baptista, 2012, A new species of annual fish, Hypsolebias tocantinensis sp. n. (Cyprinodontiformes: Rivulidae) from the rio Tocantins basin, northeastern Brazil, Zootaxa 3527, pp. 63-71 : 64-68 64-68
Laimosemion anitae   sp. nov.  Nielsen, Dalton Tavares Bressane, Hoetmer, Jan Willem & Vandenkerkhove, Eric, 2023, Validation of Anablepsoides katukina Nielsen, Hoetmer & Vandenkerkhove, Anablepsoides falconi Nielsen, Hoetmer & Vandenkerkhove, and Laimosemion anitae Nielsen, Hoetmer & Vandenkerkhove (Cyprinodontiformes: Rivulidae) from western Amazon basin, Acre state, Brazil, Zootaxa 5323 (2), pp. 298-300 : 299-300 299-300
Simpsonichthys parallelus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 29-31 29-31
Leptolebias marmoratus     Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 156 156
Austrolebias cheradophilus     Lanés, Luis Esteban Krause, Gonçalves, Ândrio Cardozo & Volcan, Matheus Vieira, 2014, Discovery of endangered annual killifish Austrolebias cheradophilus (Aplocheiloidei: Rivulidae) in Brazil, with comments on habitat, population structure and conservation status, Neotropical Ichthyology 12 (1), pp. 117-124 : 120-121 120-121
Simpsonichthys magnificus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 91-93 91-93
Simpsonichthys radiosus   sp. nov.  Costa, Wilson J. E. M. & Brasil, Gilberto C., 2004, Simpsonichthys radiosus sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual killifish from the upper Rio Tocantins basin, central Brazil, Zootaxa 737, pp. 1-7 : 2-5 2-5
Hypsolebias splendissimus   sp. n.  Costa, Wilson J. E. M., Amorim, Pedro F. & attos, Jose Leonardo O., 2018, Diversity and conservation of seasonal killifishes of the Hypsolebiasfulminantis complex from a Caatinga semiarid upland plateau, Sao Francisco River basin, northeastern Brazil (Cyprinodontiformes, Aplocheilidae), Zoosystematics and Evolution 94 (2), pp. 495-504 : 497-498 497-498
Simpsonichthys auratus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 79-80 79-80
Cynodonichthys fuscolineatus     Angulo, Arturo, 2021, New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist, Zootaxa 5083 (1), pp. 1-72 : 52 52
Cyprinodontiformes   new species  Skillcorn, J., 1988, South American pearls, The Aquarist and PondKeeper, Brentford, Middlesex. 52, No. 10, pp. 35-35 : 35 35
Maratecoara formosa     Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 34-36 34-36
Simpsonichthys virgulatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 75-77 75-77
Cyprinodontiformes   new species  Ladiges, W., 1958, Eine vierte, neue Art der Gattung Pterolebias von Cabo Frio, Rio de Janeiro. (Vorläufige Mitteilung), Aquarien und Terrarien Zeitschrift 11, No. 3, pp. 76-77 : 76 76
Plesiolebias key    Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 20-21 20-21
Austrofundulus transilis     Tomas Hrbek, Donald C. Taphorn & Jamie E. Thomerson, 2005, Molecular phylogeny of Austrofundulus Myers (Cyprinodontiformes: Rivulidae), with revision of the genus and the description of four new species., Zootaxa 825, pp. 1-39 : 13-15 13-15
Cynopoecilus melanotaenia     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 51 51
Cyprinodontiformes   new species  Taberner, R., Fernández Santos, J. O. & Castelli, J. O., 1974, Datos para el conocimiento de Cynolepias nonoiuliensis sp. nov. (Pisces, Cyprinodontidae), Physis Seccion B las Aguas Continentales y sus Organismos 33, pp. 187-193 : 187 187
Simpsonichthys nigromaculatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 31-33 31-33
Austrolebias univentripinnis   new species  Wilson J. E. M. Costa & Morevy M. Cheffe, 2005, Austrolebias univentripinnis sp. nov. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual killifish from the Mirim Lagoon basin, southern Brazil., Zootaxa 1052, pp. 41-48 : 44-47 44-47
Simpsonichthys     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 5-6 5-6
Rivulidae     Angulo, Arturo, 2021, New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist, Zootaxa 5083 (1), pp. 1-72 : 52 52
Rivulus dapazi   sp. nov.  Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil, Neotropical Ichthyology 3 (1), pp. 69-82 : 71-72 71-72
Austrolebias reicherti     Loureiro, Marcelo & García, Graciela, 2008, Austrolebias reicherti Loureiro & García, a valid species of annual fish (Cyprinodontiformes: Rivulidae) from Uruguay, Zootaxa 1940, pp. 1-15 : 4-6 4-6
Pituna poranga     Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 9-11 9-11
Austrofundulus leohoignei   new species  Tomas Hrbek, Donald C. Taphorn & Jamie E. Thomerson, 2005, Molecular phylogeny of Austrofundulus Myers (Cyprinodontiformes: Rivulidae), with revision of the genus and the description of four new species., Zootaxa 825, pp. 1-39 : 19-22 19-22
Austrolebias wolterstorffi     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 48-51 48-51
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil., Neotropical Ichthyol. 3, No. 1, pp. 69-82 : 78 78
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Brasil, Gilberto Campello, 1993, Two new species of Cynolebias (Cyprinodontiformes: Rivulidae) from the São Francisco basin, Brazil, with notes on phylogeny and biogeography of annual fishes, Ichthyological Exploration of Freshwaters 4, No. 3, pp. 193-200 : 196 196
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2000, Descrições de quatro novas espécies de peixes anuais do gênero Simponichthys (Cyprinodontifomes: Rivulidae) das bacias dos rios São Fransisco e Paraná, nordeste e centro do Brasil, Aquarium, Brasil 3, pp. 8-15 : 12 12
Rivulidae     Loureiro, Marcelo, Sá, Rafael de, Serra, Sebastián W., Alonso, Felipe, Lanés, Luis Esteban Krause, Volcan, Matheus Vieira, Calviño, Pablo, Nielsen, Dalton, Duarte, Alejandro & Garcia, Graciela, 2018, Review of the family Rivulidae (Cyprinodontiformes, Aplocheiloidei) and a molecular and morphological phylogeny of the annual fish genus Austrolebias Costa 1998, Neotropical Ichthyology 16 (3), pp. 1-20 : 3 3
Rivulus rossoi   sp. nov.  Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil, Neotropical Ichthyology 3 (1), pp. 69-82 : 74-75 74-75
Pterolebias     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 20-24 20-24
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2014, Four new species of the genus Atlantirivulus (Cyprinodontiformes: Rivulidae) from the Brazilian Atlantic Forest, Vertebrate Zoology 64, No. 1, pp. 9-21 : 15 15
Ophthalmolebias (Ophthalmolebias)   subgen. nov.  Costa, Wilson J. E. M., 2006, Descriptive morphology and phylogenetic relationships among species of the Neotropical annual killifish genera Nematolebias and Simpsonichthys (Cyprinodontiformes: Aplocheiloidei: Rivulidae), Neotropical Ichthyology 4 (1), pp. 1-26 : 16-17 16-17
Austrolebias pelotapes   sp. nov.  Costa, Wilson, Cheffe, Morevy & Amorim, Pedro, 2017, Two new seasonal killifishes of the Austrolebias adloffi group from the Lagoa dos Patos basin, southern Brazil (Cyprinodontiformes: Aplocheilidae), Vertebrate Zoology 67 (2), pp. 139-149 : 141-144 141-144
Spectrolebias     Costa, Wilson J. E. M., 2006, Descriptive morphology and phylogenetic relationships among species of the Neotropical annual killifish genera Nematolebias and Simpsonichthys (Cyprinodontiformes: Aplocheiloidei: Rivulidae), Neotropical Ichthyology 4 (1), pp. 1-26 : 17 17
Terranatos dolichopterus     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Rivulus cyanopterus   sp. nov.  Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil, Neotropical Ichthyology 3 (1), pp. 69-82 : 73-74 73-74
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1991, Redescriçao do gênero Rivulus (Cyprinodontiformes, Rivulidae), com notas sobre R. stellifer e R. compactus e a descriçao de duas novas espécies do Brazil central, Revista Brasileira de Biologia 51, No. 2, pp. 327-333 : 331 331
Simpsonichthys constanciae key    Costa, Wilson J. E. M., 2004, Simpsonichthys suzarti sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual fish from the Rio Pardo floodplains, northeastern Brazil, Zootaxa 468, pp. 1-7 : 5-6 5-6
Austrolebias alexandri     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 60-64 60-64
Cyprinodontiformes   new species  Seegers, Lothar, 1987, Die Gattung Pterolebias Garman, 1895 mit der Beschreibung von Pterolebias staecki nov. spec, Aquarien und Terrarien Zeitschrift 40, No. 5, pp. 199-204 : 202 202
Moema apurinan   sp. nov.  Costa, Wilson J. E. M., 2004, Moema apurinan sp. n. and Aphyolebias boticarioi sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new annual killifishes from the Rio Purus basin, Brazilian Amazon, Zootaxa 707, pp. 1-12 : 3-7 3-7
Cyprinodontiformes   new species  Costa, Wilson J. E. M., Nielsen, D. T. B. & de Luca, A. C., 2001, Quatro novos rivulideos anuais do gêneri Simpsonichthys (Cyprinodontiformes) das bacias dos rios São Francisco e Pardo, Brasil, Aquarium, Brasil 4, pp. 24-31 : 28 28
Pituna schindleri   sp. nov.  Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 13-16 13-16
Cyprinodontiformes   new species  Thomerson, Jamie E., 1974, Pterolebias hoignei, a new annual cyprinodontid fish from Venezuela, with a redescription of Pterolebias zonatus, Copeia 1974, No. 1, pp. 30-38 : 31 31
Cynodonichthys isthmensis     Angulo, Arturo, Betts, Joel T., González-Alemán, Néstor J., Castañeda, Edgar, Berghe, Eric Van Den, Elías, Diego J., Mcmahan, Caleb D. & Matamoros, Wilfredo A., 2023, Continental fishes of Nicaragua: diversity, distribution and conservation status; with an annotated and illustrated checklist of species and an identification guide to families, Zootaxa 5376 (1), pp. 1-89 : 58 58
Rivulidae     Angulo, Arturo, Betts, Joel T., González-Alemán, Néstor J., Castañeda, Edgar, Berghe, Eric Van Den, Elías, Diego J., Mcmahan, Caleb D. & Matamoros, Wilfredo A., 2023, Continental fishes of Nicaragua: diversity, distribution and conservation status; with an annotated and illustrated checklist of species and an identification guide to families, Zootaxa 5376 (1), pp. 1-89 : 58 58
Simpsonichthys (Spectrolebias)     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 42 42
Austrolebias nigripinnis     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 67-69 67-69
Austrolebias paranaensis   new species  Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 69-71 69-71
Simpsonichthys (Xenurolebias)     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 7 7
Austrolebias quirogai   sp. nov.  Loureiro, Marcelo, Duarte, Alejandro & Zarucki, Matías, 2011, A new species of Austrolebias Costa (Cyprinodontiformes: Rivulidae) from northeastern Uruguay, with comments on distribution patterns, Neotropical Ichthyology 9 (2), pp. 335-342 : 336-338 336-338
Rivulus rutilicaudus   sp. nov.  Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil, Neotropical Ichthyology 3 (1), pp. 69-82 : 77-80 77-80
Aphyolebias     Wilson J. E. M. Costa, 2004, Moema apurinan sp. n. and Aphyolebias boticarioi sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new annual killifishes from the Rio Purus basin, Brazilian Amazon., Zootaxa 707, pp. 1-12 : 2 2
Hypsolebias faouri   sp. nov.  Britzke, Ricardo, Nielsen, Dalton T. B. & Oliveira, Claudio, 2016, Description of two new species of annual fishes of the Hypsolebias antenori species group (Cyprinodontiformes: Rivulidae), from Northeast Brazil, Zootaxa 4114 (2), pp. 123-138 : 125-128 125-128
Cynopoecilus melanotaenia     M., Wilson J. E., 2002, The annual fish genus Cynopoecilus (Cyprinodontiformes: Rivulidae): taxonomic revision, with descriptions of four new species, Ichthyol Explor. Freshwaters 13, No. 1, pp. 11-24 : 13-16 13-16
Cyprinodontiformes   new genus  Myers, G. S., 1924, A new poeciliid fish from the Congo, with remarks on funduline genera, American Museum Novitates 116, pp. 1-9 : 9 9
Austrolebias     Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 283-285 283-285
Cynodonichthys siegfriedi     Angulo, Arturo, 2021, New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist, Zootaxa 5083 (1), pp. 1-72 : 53 53
Simpsonichthys multiradiatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 126-128 126-128
Austrolebias cyaneus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 78-80 78-80
Campellolebias brucei     Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Simpsonichthys stellatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 61-63 61-63
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil., Neotropical Ichthyol. 3, No. 1, pp. 69-82 : 80 80
Rivulus berovidesi   sp. nov.  Silva, Rodet Rodriguez, 2015, Rivulus berovidesi, a new killifish species (Teleostei: Rivulidae) from western Cuba, Zootaxa 3949 (2), pp. 289-296 : 290-294 290-294
Simpsonichthys carlettoi     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 89-91 89-91
Cyprinodontiformes   new species  Berkenkamp, H. O., 1984, Eine neue Bachlingsart aus dem Staat Sta. Catarina / Brasilien, Rivulus haraldsiolii spec. nov. (Pisces - Rivulidae), Amazoniana 8, No. 4, pp. 429-439 : 430 430
Cynopoecilus nigrovittatus     Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Nematolebias     Costa, Wilson J. E. M., 2006, Descriptive morphology and phylogenetic relationships among species of the Neotropical annual killifish genera Nematolebias and Simpsonichthys (Cyprinodontiformes: Aplocheiloidei: Rivulidae), Neotropical Ichthyology 4 (1), pp. 1-26 : 15 15
Plesiolebias fragilis   new species  Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 21-25 21-25
Amatolebias   gen. nov.  Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 286-288 286-288
Cyprinodontiformes   new species  Myers, G. S., 1942, Studies on South American fresh-water fishes. I, Stanford Ichthyological Bulletin 2, No. 4, pp. 89-114 : 110 110
Simpsonichthys reticulatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 42-46 42-46
Rivulus amanapira   sp. nov.  Costa, Wilson J. E. M., 2004, Rivulus uakti sp. n. and R. amanapira sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new species from the upper Rio Negro, Brazilian Amazon, Zootaxa 465, pp. 1-12 : 7-10 7-10
Austrolebias viarius     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 117-120 117-120
Garcialebias   gen. nov.  Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 292 292
Pituna schindleri   new species  Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 13-16 13-16
Cynopoecilus nigrovittatus   sp. nov.  M., Wilson J. E., 2002, The annual fish genus Cynopoecilus (Cyprinodontiformes: Rivulidae): taxonomic revision, with descriptions of four new species, Ichthyol Explor. Freshwaters 13, No. 1, pp. 11-24 : 20-22 20-22
Cynopoecilus intimus   sp. nov.  M., Wilson J. E., 2002, The annual fish genus Cynopoecilus (Cyprinodontiformes: Rivulidae): taxonomic revision, with descriptions of four new species, Ichthyol Explor. Freshwaters 13, No. 1, pp. 11-24 : 18-20 18-20
Cynolebias melanoorus   sp. nov.  Amato, Luis H., 1986, Seis Especies Nuevas del Genero Czmolebias Steindachner, 1876, de Uruguay y Paraguay (Cyprinodontiformes, Rivulidae), Comunicaciones zoologicas del Museo de Historia Natural de Montevideo 11, No. 162, pp. 1-27 : 4-5 4-5
Hypsolebias martinsi   sp. nov.  Britzke, Ricardo, Nielsen, Dalton T. B. & Oliveira, Claudio, 2016, Description of two new species of annual fishes of the Hypsolebias antenori species group (Cyprinodontiformes: Rivulidae), from Northeast Brazil, Zootaxa 4114 (2), pp. 123-138 : 129-132 129-132
Cyprinodontiformes   new species  Seegers, Lothar, 1988, Ein neuer Fächerkärpfling aus dem Brasilienischen Pantanal Cynolebias pantanalensis n. sp. (Cyprinodontiformes: Rivulidae), Aquarien und Terrarien Zeitschrift 41, No. 4, pp. 30-33 : 31 31
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1988, Sistemática e distribuição do complexo de espécies Cynolebias minimus (Cyprinodontiformes, Rivulidae), com a descrição de duas espécies novas, Revista Brasileira de Zoologia 5, No. 4, pp. 557-570 : 562 562
Austrolebias queguay   sp. n.  Serra, Wilson S. & Loureiro, Marcelo, 2018, Austrolebiasqueguay (Cyprinodontiformes, Rivulidae), a new species of annual killifish endemic to the lower Uruguay river basin, Zoosystematics and Evolution 94 (2), pp. 547-556 : 547 547
Simpsonichthys suzarti   new species  Wilson J. E. M. Costa, 2004, Simpsonichthys suzarti sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual fish from the Rio Pardo floodplains, northeastern Brazil., Zootaxa 468, pp. 1-7 : 2-7 2-7
Simpsonichthys espinhacensis   sp. nov.  Nielsen, Dalton Tavares Bressane, Pessali, Tiago Casarim & Dutra, Guilherme Moreira, 2017, A new annual fish of the genus Simpsonichthys (Cyprinodontiformes: Cynolebiidae) from the upper Rio Jequitinhonha basin, Brazil, Zootaxa 4263 (1), pp. 165-172 : 166-171 166-171
Cynolebias robustus     Ernft Ahl, Von Dr., 1922, Die Gattung Cynolebias Steindachner, Blättet für Aqüarien und Terrarienfunde 33 (14), No. 221 - 225, pp. 1-5 : 4 4
Austrolebias monstrosus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 54-56 54-56
Cyprinodontiformes   new species  Lazara, K. J., 1991, Cynolebias lacortei, Cynolebias costai, and Cynolebias aruana. Three new species of cloud fish from Brazil (Teleostei, Cyprinodontiformes, Rivulidae), Journal of the American Killifish Association 23, No. 5, pp. 139-152 : 141 141
Cyprinodontiformes   new species  Berkenkamp, H. O., Etzel, V., Reichert, J. J. & Salvia, H., 1994, Ein neuer Fächerfisch aus Uruguay, Das Aquarium 306, pp. 11-19 : 11 11
Leptolebias splendens     Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 155-156 155-156
Cyprinodontiformes   new species  Hrbek, Tomas, de Deus, C. P. & Farias, I. P., 2004, Rivulus duckensis (Teleostei; Cyprinodontiformes): new species from the Tarumã basin of Manaus, Amazonas, Brazil, and its relationship to other neotropical Rivulidae., Copeia 2004, No. 3, pp. 569-576 : 571 571
Plesiolebias     Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 20 20
Cynolebias gymnoventris   sp. nov.  Amato, Luis H., 1986, Seis Especies Nuevas del Genero Czmolebias Steindachner, 1876, de Uruguay y Paraguay (Cyprinodontiformes, Rivulidae), Comunicaciones zoologicas del Museo de Historia Natural de Montevideo 11, No. 162, pp. 1-27 : 2-3 2-3
Cyprinodontiformes   new species  Foersch, W., 1958, Beobachtungen und Erfahrungen bei der Pflege und Zucht von Cynolebias ladigesi Myers, Aquarien und Terrarien Zeitschrift 11, No. 9, pp. 257-260 : 257 257
Plesiolebias canabravensis   new species  Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 29-31 29-31
Rivulus     Wilson J. E. M. Costa, 2006, Rivulus kayapo n. sp. (Teleostei: Cyprinodontiformes: Rivulidae): a new killifish from the serra dos Caiapós, upper rio Araguaia basin, Brazil., Zootaxa 1368, pp. 49-56 : 50 50
Austrolebias robustus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 37-40 37-40
Cyprinodontiformes   new species  Costa, Wilson J. E. M., Barrera, S. & Sarmiento, J., 1997, Simpsonichthys filamentosus, une nouvelle espèce des Llanuras Benianas, bassin du Rio Mamoré, Bolivia, Revue française d'Aquariologie Herpétologie 24, No. 3, pp. 83-86 : 84 84
Rachovia maculipinnis     Loureiro, Marcelo, Sá, Rafael de, Serra, Sebastián W., Alonso, Felipe, Lanés, Luis Esteban Krause, Volcan, Matheus Vieira, Calviño, Pablo, Nielsen, Dalton, Duarte, Alejandro & Garcia, Graciela, 2018, Review of the family Rivulidae (Cyprinodontiformes, Aplocheiloidei) and a molecular and morphological phylogeny of the annual fish genus Austrolebias Costa 1998, Neotropical Ichthyology 16 (3), pp. 1-20 : 3-5 3-5
Austrolebias cheffei   sp. nov.  Volcan, Matheus Vieira, Barbosa, Crislaine, Robe, Lizandra Jaqueline & Lanés, Luis Esteban Krause, 2021, Molecular phylogeny of the Austrolebias adloffi group (Cyprinodontiformes Rivulidae), with description of two new endangered and highly endemic species of annual killifishes from the Laguna dos Patos system, southern Brazil, Zootaxa 4965 (1), pp. 87-113 : 90-95 90-95
Austrolebias belloti     Paul V. Loiselle, 2006, A review of the Malagasy Pachypanchax (Teleostei: Cyprinodontiformes, Aplocheilidae), with descriptions of four new species., Zootaxa 1366, pp. 1-44 : 42 42
Cynolebias luteoflammulatus   n. sp.  Vaz-Ferreira, Raúl, Sierra-De-Soriano, Blanca & Scaglia-De-Paulete, Susana, 1964, Tres Especies Nuevas Del Genero Cynolebias Steindachner, 1876 (Teleostomi, Cyprinodontidae), Comunicaciones Zoologicas Del Museo De Historia Natural De Montevideo VIII, No. 102, pp. 5-53 : 25-35 25-35
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2000, Descrições de quatro novas espécies de peixes anuais do gênero Simponichthys (Cyprinodontifomes: Rivulidae) das bacias dos rios São Fransisco e Paraná, nordeste e centro do Brasil, Aquarium, Brasil 3, pp. 8-15 : 10 10
Cyprinodontiformes   new species  Seegers, Lothar, 1983, Pterolebias wischmanni nov. spec. aus dem Ucayali-Einzug in Paru (Pisces: Atheriniformes: Rivulinae), Deutsche Killifisch Gem. J. 15, No. 5, pp. 67-74 : 68 68
Austrolebias minuano     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 124-126 124-126
Cyprinodontiformes   new species  Costa, Wilson J. E. M., Cyrino, A. L. F. & Nielsen, D. T. B., 1996, Description d’une nouvelle espèce de poisson annuel du genre Simpsonichthys (Cyprinodontiformes: Rivulidae) du bassin du rio São Francisco, Brésil, Revue française d'Aquariologie Herpétologie 23, No. 1, pp. 17-20 : 18 18
Pituna obliquoseriata   sp. nov.  Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 16-18 16-18
Cynolebias     Ernft Ahl, Von Dr., 1922, Die Gattung Cynolebias Steindachner, Blättet für Aqüarien und Terrarienfunde 33 (14), No. 221 - 225, pp. 1-5 : 2-3 2-3
Cynopoecilus notabilis     Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Austrolebias nonoiuliensis     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 41-43 41-43
Moema apurinan     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Pterolebias     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 8-13 8-13
Cyprinodontiformes   new species  Castello, H. P. & López, R. B., 1974, Cynolebias alexandri, a new species of annual killifish from Argentina, with notes on C. bellottii, Tropical Fish Hobbyist 23, No. 1, pp. 34-42 : 35 35
Matilebias   gen. nov.  Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 288 288
Austrolebias duraznensis     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 74-77 74-77
Cyprinodontiformes   new species  Vermeulen, Frans B. M., 2013, Killi-Data Series 2013 c. Four new species of Rivulus Poey, 1860, subgenus Cynodonichthys Meek, 1904 (Teleostei: Cyprinodontiformes: Rivulidae) from the Magdalena River Basin, Central Colombia, including notes on Rivulus (Cynodonichthys) elegans Steindachner, 1880., Killi-Data Editions : 53 53
Rivulus     Wilson J. E. M. Costa, 2004, Rivulus uakti sp. n. and R. amanapira sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new species from the upper Rio Negro, Brazilian Amazon., Zootaxa 465, pp. 1-12 : 2 2
Simpsonichthys delucai     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 120-122 120-122
Austrolebias vandenbergi     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 111-113 111-113
Cynolcbias cinereus   sp. nov.  Amato, Luis H., 1986, Seis Especies Nuevas del Genero Czmolebias Steindachner, 1876, de Uruguay y Paraguay (Cyprinodontiformes, Rivulidae), Comunicaciones zoologicas del Museo de Historia Natural de Montevideo 11, No. 162, pp. 1-27 : 9-10 9-10
Leptolebias itanhaensis   sp. nov.  Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 153-154 153-154
Moema apurinan   new species  Wilson J. E. M. Costa, 2004, Moema apurinan sp. n. and Aphyolebias boticarioi sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new annual killifishes from the Rio Purus basin, Brazilian Amazon., Zootaxa 707, pp. 1-12 : 3-7 3-7
Cynolebias nigripinnis     Ernft Ahl, Von Dr., 1922, Die Gattung Cynolebias Steindachner, Blättet für Aqüarien und Terrarienfunde 33 (14), No. 221 - 225, pp. 1-5 : 2 2
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2014, Six new species of seasonal killifishes of the genus Cynolebias from the São Francisco river basin, Brazilian Caatinga, with notes on C. porosus, Ichthyological Exploration of Freshwaters 25, No. 2, pp. 79-96 : 87 87
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil., Neotropical Ichthyol. 3, No. 1, pp. 69-82 : 73 73
Maratecoara lacortei     Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 32-34 32-34
Austrolebias nubium   sp. nov.  Lanés, Luis Esteban Krause, Volcan, Matheus Vieira & Maltchik, Leonardo, 2021, Two new annual fishes (Cyprinodontiformes: Rivulidae) unexpectedly discovered in the highlands of southern Brazil, Zootaxa 4949 (3), pp. 499-520 : 507-512 507-512
Austrolebias pongondo   sp. nov.  Costa, Wilson, Cheffe, Morevy & Amorim, Pedro, 2017, Two new seasonal killifishes of the Austrolebias adloffi group from the Lagoa dos Patos basin, southern Brazil (Cyprinodontiformes: Aplocheilidae), Vertebrate Zoology 67 (2), pp. 139-149 : 144-146 144-146
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1995, Two new genera and two new species of the neotropical annual fishes Plesiolebiathini (Cyprinodontiformes: Rivulidae), with studies on the relationships of the tribe, Revue française d'Aquariologie Herpétologie 21, No. 3, pp. 65-74 : 69 69
Austrolebias adloffi key    Volcan, Matheus Vieira, Barbosa, Crislaine, Robe, Lizandra Jaqueline & Lanés, Luis Esteban Krause, 2021, Molecular phylogeny of the Austrolebias adloffi group (Cyprinodontiformes Rivulidae), with description of two new endangered and highly endemic species of annual killifishes from the Laguna dos Patos system, southern Brazil, Zootaxa 4965 (1), pp. 87-113 : 106-107 106-107
Maratecoara lacortei     Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 32-34 32-34
Simpsonichthys notatus     Wilson J. E. M. Costa & Gilberto C. Brasil, 2004, Simpsonichthys radiosus sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual killifish from the upper Rio Tocantins basin, central Brazil., Zootaxa 737, pp. 1-7 : 5-6 5-6
Austrolebias adloffi     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 126-129 126-129
Simpsonichthys mediopapillatus   new species  Wilson J. E. M. Costa, 2006, Three new species of seasonal killifishes of the Simpsonichthys antenori species group (Teleostei: Cyprinodontiformes: Rivulidae) from the rio São Francisco basin, Brazil., Zootaxa 1306, pp. 25-39 : 30-34 30-34
Cyprinodontiformes   new species  Berkenkamp, H. O., 1993, Ein neuer Fächerfisch aus dem Bundesstaat Minas Gerais, Brasilien. Cynolebias hellneri sp. n, Aquarium, Bornheim 27, pp. 8-15 : 8 8
Pituna xinguensis   new species  Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 18-20 18-20
Austrolebias jaegari   sp. nov.  Costa, Wilson J. E. M. & Cheffe, Morevy M., 2002, Austrolebias jaegari (Cyprinodontiformes: Rivulidae: Cynolebiatinae): a new annual fish from the Laguna dos Patos system, southern Brazil, with a redescription of A. gymnoventris (Amato), aqua, Journal of Ichthyology and Aquatic Biology 6 (2), pp. 83-88 : 84-86 84-86
Prorivulus   gen. nov.  Costa, Wilson J. E. M., 2004, A new killifish genus and species from the coastal plains of northeastern Brazil (Teleostei: Cyprinodontiformes: Rivulidae), Zootaxa 642, pp. 1-10 : 3 3
Pterolebias phasianus     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 18-20 18-20
Plesiolebias canabravensis   sp. nov.  Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 29-31 29-31
Maratecoara     Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 31 31
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2003, Three new annual fishes of the genus Aphyolebias Costa, 1998 (Cyprinodontiformes: Rivulidae) from Bolivian and Peruvian Amazon, Comun. Mus. Ciênc. Technol. PUCRS, Sér. Zool. Porto Alegre 16, No. 2, pp. 155-166 : 160 160
Leptolebias   sp. nov.  Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 153-154 153-154
Aphyolebias boticarioi   sp. nov.  Costa, Wilson J. E. M., 2004, Moema apurinan sp. n. and Aphyolebias boticarioi sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new annual killifishes from the Rio Purus basin, Brazilian Amazon, Zootaxa 707, pp. 1-12 : 7-11 7-11
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil., Neotropical Ichthyol. 3, No. 1, pp. 69-82 : 71 71
Melanorivulus pictus     Deprá, Gabriel De Carvalho, Silva, Hugmar Pains & Graça, Weferson Júnio Da, 2017, A new pelvic-less species of Melanorivulus Costa (Cyprinodontiformes: Cynolebiidae), with a discussion on the pelvic-fin absence in killifishes, Zootaxa 4300 (1), pp. 111-124 : 117-120 117-120
Titanolebias   gen. nov.  Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 290-291 290-291
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2003, The Simpsonichthys flavicaudatus species group (Cyprinodontiformes: Rivulidae: Cynolebiatinae): phylogenetic relationships, taxonomic revision and biogeography, Ichthyological Exploration of Freshwaters 14, No. 1, pp. 31-60 : 55 55
Leptolebias opalescens     Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 154-155 154-155
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2001, The neotropical annual fish genus Cynolebias (Cyprinodontiformes: Rivulidae): phylogenetic relationships, taxonomic revision and biogeography, Ichthyological Exploration of Freshwaters 12, No. 4, pp. 333-383 : 375 375
Pituna     Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 4-5 4-5
Gnatholebias zonatus     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Austrolebias patriciae     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 95-97 95-97
Melanorivulus nelsoni   sp. nov.  Deprá, Gabriel De Carvalho, Silva, Hugmar Pains & Graça, Weferson Júnio Da, 2017, A new pelvic-less species of Melanorivulus Costa (Cyprinodontiformes: Cynolebiidae), with a discussion on the pelvic-fin absence in killifishes, Zootaxa 4300 (1), pp. 111-124 : 113-117 113-117
Cynolebias   n . sp .  Amato, Luis H., 1986, Seis Especies Nuevas del Genero Czmolebias Steindachner, 1876, de Uruguay y Paraguay (Cyprinodontiformes, Rivulidae), Comunicaciones zoologicas del Museo de Historia Natural de Montevideo 11, No. 162, pp. 1-27 : 6-7 6-7
Simpsonichthys     Wilson J. E. M. Costa, 2004, Simpsonichthys suzarti sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual fish from the Rio Pardo floodplains, northeastern Brazil., Zootaxa 468, pp. 1-7 : 2 2
Cyprinodontiformes   new species  Carvalho, A. L. de, 1971, Um nôvo peixe anual do estado do Espírito Santo (Pisces, Cyprinodontidae, Rivulinae), Revista Brasileira de Biologia 31, No. 3, pp. 401-404 : 401 401
Maratecoara splendida   sp. nov.  Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 36-38 36-38
Campellolebias chrysolineatus     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 44-47 44-47
Rivulus (Cynodonichthys) magdalenae     Albornoz-Garzón, Juan G., Conde-Saldaña, Cristhian C., López-Delgado, Edwin O., García-Melo, Jorge E. & Villa-Navarro, Francisco A., 2020, Fishes from the Río Alvarado drainage, Upper Río Magdalena Basin, Colombia, Check List 16 (5), pp. 1181-1198 : 1192 1192
Cyprinodontiformes   new species  Radda, A. C., 2004, Description of a new species of the rivuline genus Rivulus Poey, 1869 (Rivulidae, Osteichthyes) from Rio Caura, Bolivar State, Venezuela, Annalen des Naturhistorischen Museums in Wien, Serie B, Botanik und Zoologie 105, pp. 21-25 : 24 24
Rivulus kirovskyi   sp. nov.  Costa, Wilson J. E. M., 2004, Rivulus kirovskyi, a new killifish from the central Amazon, Brazil (Cyprinodontiformes: Rivulidae), Neotropical Ichthyology 2 (1), pp. 9-12 : 10-11 10-11
Cyprinodontiformes   new species  Weitzman, Stanley H. & Wourms, J. P., 1967, South American cyprinodont fishes allied to Cynolebias with the description of a new species of Austrofundulus from Venezuela, Copeia 1967, No. 1, pp. 89-100 : 95 95
Pituna     Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 4 4
Rivulus     Wilson J. E. M. Costa, 2004, Rivulus uatuman sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new miniature killifish from the central Brazilian Amazon., Zootaxa 696, pp. 1-8 : 1 1
Simpsonichthys flagellatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 110-113 110-113
Austrolebias ibicuiensis     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 64-66 64-66
Cyprinodontiformes   new species  Radda, A. C., 1964, Die Gattung Pterolebias Garman 1895, Aquarien und Terrarien Zeitschrift 17, No. 2, pp. 39-41 : 41 41
Rivulidae     Mojica, José Ivan & Agudelo-Zamora, Henry D., 2018, Historical review, catalog of type specimens and online database of the ichthyology collection of the Instituto de Ciencias Naturales of the Universidad Nacional de Colombia (ICN-MHN), Zootaxa 4478 (1), pp. 1-79 : 50-52 50-52
Simpsonichthys notatus key    Costa, Wilson J. E. M. & Brasil, Gilberto C., 2004, Simpsonichthys radiosus sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual killifish from the upper Rio Tocantins basin, central Brazil, Zootaxa 737, pp. 1-7 : 5-6 5-6
Austrolebias prognathus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 52-54 52-54
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Lazzarotto, Henrique, 2014, Laimosemion ubim, a new miniature killifish from the Brazilian Amazon (Teleostei: Rivulidae), Ichthyological Exploration of Freshwaters 24, No. 4, pp. 371-378 : 372 372
Cyprinodontiformes   new genus  Taphorn B., Donald C. & Thomerson, Jamie E., 1978, A revision of the South American cyprinodont fishes of the genera Rachovia and Austrofundulus, with the description of a new genus, Acta Biologica Venezuelica 9, No. 4, pp. 377-452 : 384 384
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2014, Four new species of the genus Atlantirivulus (Cyprinodontiformes: Rivulidae) from the Brazilian Atlantic Forest, Vertebrate Zoology 64, No. 1, pp. 9-21 : 10 10
Maratecoara formosa     Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 34-36 34-36
Cynopoecilus melanotaenia     Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Campellolebias     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 49 49
Simpsonichthys (Simpsonichthys) key    Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 25 25
Austrofundulus myersi     Tomas Hrbek, Donald C. Taphorn & Jamie E. Thomerson, 2005, Molecular phylogeny of Austrofundulus Myers (Cyprinodontiformes: Rivulidae), with revision of the genus and the description of four new species., Zootaxa 825, pp. 1-39 : 31-34 31-34
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2003, The Simpsonichthys flavicaudatus species group (Cyprinodontiformes: Rivulidae: Cynolebiatinae): phylogenetic relationships, taxonomic revision and biogeography, Ichthyological Exploration of Freshwaters 14, No. 1, pp. 31-60 : 46 46
Simpsonichthys punctulatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 33-35 33-35
Austrolebias nachtigalli     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 133-136 133-136
Melanorivulus larissae   sp. nov.  Ywamoto, Eric Venturini, Nielsen, Dalton Tavares Bressane & Oliveira, Claudio, 2020, Description of a new species of the Melanorivulus pictus species-group (Cyprinodontiformes: Rivulidae) from the Rio Paraná basin in Brazil, Zootaxa 4852 (1), pp. 125-132 : 126-130 126-130
Cyprinodontiformes   new species  Thomerson, Jamie E. & Taphorn B., Donald C., 1995, Renova oscari, a new genus and species of annual killifish from Venezuela (Cyprinodontiformes: Rivulidae), Ichthyological Exploration of Freshwaters 6, No. 2, pp. 185-192 : 187 187
Simpsonichthys radiosus   new species  Wilson J. E. M. Costa & Gilberto C. Brasil, 2004, Simpsonichthys radiosus sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual killifish from the upper Rio Tocantins basin, central Brazil., Zootaxa 737, pp. 1-7 : 2-5 2-5
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2002, The annual fish genus Cynopoecilus (Cyprinodontiformes: Rivulidae): taxonomic revision, with descriptions of four new species, Ichthyological Exploration of Freshwaters 13, No. 1, pp. 11-24 : 18 18
Cynopoecilus multipapillatus   sp. nov.  M., Wilson J. E., 2002, The annual fish genus Cynopoecilus (Cyprinodontiformes: Rivulidae): taxonomic revision, with descriptions of four new species, Ichthyol Explor. Freshwaters 13, No. 1, pp. 11-24 : 22-24 22-24
Argolebias guarani   sp. nov.  Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 293-299 293-299
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2004, Rivulus simplicis n. sp. (Cyprinodontiformes: Rivulidae): A new killifish from the coastal plains of south-eastern Brazil., Aqua, Journal of Ichthyology and Aquatic Biology 8, No. 3, pp. 103-108 : 104 104
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2001, The neotropical annual fish genus Cynolebias (Cyprinodontiformes: Rivulidae): phylogenetic relationships, taxonomic revision and biogeography, Ichthyological Exploration of Freshwaters 12, No. 4, pp. 333-383 : 359 359
Simpsonichthys fasciatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 124-126 124-126
Simpsonichthys santanae     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 38-40 38-40
Cynopoecilus fulgens     Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Cyprinodontiformes   new species  Costa, Wilson J. E. M., Amorim, Pedro F. & Bragança, Pedro H. N., 2014, A new miniature killifish of the genus Melanorivulus (Cyprinodontiformes: Rivulidae) from the Xingu river drainage, Brazilian Amazon, Vertebrate Zoology 64, No. 2, pp. 193-197 : 194 194
Cyprinodontiformes   new species  Ahl, E., 1938, Beschreibung neuer Zahnkarpfen aus dem Zoologischen Museum Berlin, Zoologischer Anzeiger 124, pp. 53-58 : 57 57
Spectrolebias gracilis   sp. n.  Costa, Wilson J. E. M. & Amorim, Pedro F., 2018, A new miniature cryptic species of the seasonal killifish genus Spectrolebias from the Tocantins River basin, central Brazil (Cyprinodontiformes, Aplocheilidae), Zoosystematics and Evolution 94 (2), pp. 359-368 : 359 359
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2014, Four new species of the genus Atlantirivulus (Cyprinodontiformes: Rivulidae) from the Brazilian Atlantic Forest, Vertebrate Zoology 64, No. 1, pp. 9-21 : 13 13
Moema beltramonorum   sp. nov.  Valdesalici, Stefano, 2023, A new annual killifish, Moema beltramonorum (Cyprinodontiformes: Rivulidae) from the Amazon basin, Bolivia, Zootaxa 5383 (4), pp. 594-600 : 595-599 595-599
Cyprinodontiformes   new species  Amato, L. H., 1986, Seis especies nuevas del genero Cynolebias Steindachner, 1876, de Uruguay y Paraguay (Cyprinodontiformes, Rivulidae), Comunicaciones Zoologicas del Museo de Historia Natural de Montevideo 11, pp. 1-27 : 9 9
Cynopoecilus nigrovittatus     Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Cynopoecilus fulgens     Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Nielsen, D. T. B., 2000, Simpsonichthys auratus, a new annual fish from the rio Paracatú drainage, São Francisco basin, Brazil (Cyprinodontiformes, Rivulidae), Ichthyological Exploration of Freshwaters 11, No. 1, pp. 7-12 : 8 8
Plesiolebias altamira   sp. nov.  Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 25-27 25-27
Simpsonichthys marginatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 116-120 116-120
Cyprinodontiformes   new genus  Myers, G. S., 1932, A new genus of funduline cyprinodont fishes from the Orinoco Basin, Venezuela, Proceedings of the Biological Society of Washington 45, pp. 159-162 : 159 159
Campellolebias brucei     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 47-49 47-49
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Brasil, Gilberto Campello, 1994, Trois nouveaux poissons annuels du genre Cynolebias (Cyprinodontiformes: Rivulidae) du bassin du rio São Francisco, Brésil, Revue française d'Aquariologie Herpétologie 21, No. 1, pp. 5-10 : 7 7
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2002, The neotropical seasonal fish genus Nematolebias (Cyprinodontiformes: Rivulidae: Cynolebiatinae): taxonomic revision with description of a new species, Ichthyological Exploration of Freshwaters 13, No. 1, pp. 41-52 : 47 47
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Brasil, Gilberto Campello, 1991, Three new species of Cynolebias (Cyprinodontiformes: Rivulidae) from the São Francisco basin, Brazil, Ichthyological Exploration of Freshwaters 2, No. 1, pp. 55-62 : 56 56
Cyprinodontiformes   new genus  Carvalho, A. L. de, 1959, Novo gênero e nova espécie de peixe anual de Brasília, com uma nota sôbre os peixes anuais da Baixada Fluminense, Brasil (Pisces - Cyprinodontidae-Fundulinae.), Boletim do Museu Nacional Rio de Janeiro, Zoologia 201, pp. 1-10 : 2 2
Millerichthys     Loureiro, Marcelo, Sá, Rafael de, Serra, Sebastián W., Alonso, Felipe, Lanés, Luis Esteban Krause, Volcan, Matheus Vieira, Calviño, Pablo, Nielsen, Dalton, Duarte, Alejandro & Garcia, Graciela, 2018, Review of the family Rivulidae (Cyprinodontiformes, Aplocheiloidei) and a molecular and morphological phylogeny of the annual fish genus Austrolebias Costa 1998, Neotropical Ichthyology 16 (3), pp. 1-20 : 6 6
Rivulus     Loureiro, Marcelo, Sá, Rafael de, Serra, Sebastián W., Alonso, Felipe, Lanés, Luis Esteban Krause, Volcan, Matheus Vieira, Calviño, Pablo, Nielsen, Dalton, Duarte, Alejandro & Garcia, Graciela, 2018, Review of the family Rivulidae (Cyprinodontiformes, Aplocheiloidei) and a molecular and morphological phylogeny of the annual fish genus Austrolebias Costa 1998, Neotropical Ichthyology 16 (3), pp. 1-20 : 6 6
Prorivulus     Loureiro, Marcelo, Sá, Rafael de, Serra, Sebastián W., Alonso, Felipe, Lanés, Luis Esteban Krause, Volcan, Matheus Vieira, Calviño, Pablo, Nielsen, Dalton, Duarte, Alejandro & Garcia, Graciela, 2018, Review of the family Rivulidae (Cyprinodontiformes, Aplocheiloidei) and a molecular and morphological phylogeny of the annual fish genus Austrolebias Costa 1998, Neotropical Ichthyology 16 (3), pp. 1-20 : 6 6
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1989, Descrição de cinco novas espécies de Rivulus das bacias dos rios Paraná e São Francisco (Cyprinodontiformes, Rivulidae), Revista Brasileira de Zoologia 6, No. 3, pp. 523-533 : 530 530
Austrolebias periodicus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 83-86 83-86
Austrolebias carvalhoi     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 90-92 90-92
Moema     Wilson J. E. M. Costa, 2004, Moema apurinan sp. n. and Aphyolebias boticarioi sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new annual killifishes from the Rio Purus basin, Brazilian Amazon., Zootaxa 707, pp. 1-12 : 2 2
Austrolebias bagual   sp. nov.  Volcan, Matheus Vieira, Lanés, Luis Esteban Krause & Gonçalves, Ândrio Cardozo, 2014, Austrolebias bagual, a new species of annual fish (Cyprinodontiformes: Rivulidae) from southern Brazil, aqua, International Journal of Ichthyology 20, No. 4, pp. 161-172 : 163-167 163-167
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1999, Cynolebias periodicus, a new annual fish from the rio Ibicuí drainage, southern Brazil (Cyprinodontiformes: Rivulidae), Ichthyological Exploration of Freshwaters 10, No. 4, pp. 297-302 : 299 299
Simpsonichthys     Costa, Wilson J. E. M., 2006, Descriptive morphology and phylogenetic relationships among species of the Neotropical annual killifish genera Nematolebias and Simpsonichthys (Cyprinodontiformes: Aplocheiloidei: Rivulidae), Neotropical Ichthyology 4 (1), pp. 1-26 : 17 17
Austrofundulus guajira   new species  Tomas Hrbek, Donald C. Taphorn & Jamie E. Thomerson, 2005, Molecular phylogeny of Austrofundulus Myers (Cyprinodontiformes: Rivulidae), with revision of the genus and the description of four new species., Zootaxa 825, pp. 1-39 : 28-31 28-31
Austrolebias reicherti     Loureiro, Marcelo & García, Graciela, 2008, Austrolebias reicherti Loureiro & García, a valid species of annual fish (Cyprinodontiformes: Rivulidae) from Uruguay, Zootaxa 1940, pp. 1-15 : 8 8
Simpsonichthys igneus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 106-108 106-108
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil., Neotropical Ichthyol. 3, No. 1, pp. 69-82 : 74 74
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Brasil, Gilberto Campello, 1991, Description of a new species of Rivulus (Cyprinodontiformes: Rivulidae) from the coastal plains of eastern Brazil, Ichthyological Exploration of Freshwaters 1, No. 4, pp. 379-383 : 380 380
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1995, Two new genera and two new species of the neotropical annual fishes Plesiolebiathini (Cyprinodontiformes: Rivulidae), with studies on the relationships of the tribe, Revue française d'Aquariologie Herpétologie 21, No. 3, pp. 65-74 : 71 71
Melanorivulus     Ota, Renata Rúbia, Deprá, Gabriel de Carvalho, Graça, Weferson Júnio da & Pavanelli, Carla Simone, 2018, Peixes da planície de inundação do alto rio Paraná e áreas adjacentes: revised, annotated and updated, Neotropical Ichthyology 16 (2), pp. 1-111 : 99 99
Kryptolebias brasiliensis     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 51 51
Simpsonichthys virgulatus   new species  Wilson J. E. M. Costa & Gilberto C. Brasil, 2006, Three new species of the seasonal killifish genus Simpsonichthys, subgenus Hypsolebias (Teleostei: Cyprinodontiformes: Rivulidae) from the rio Paracatu drainage, rio São Francisco basin, Brazil., Zootaxa 1244, pp. 41-55 : 43-46 43-46
Simpsonichthys gibberatus   new species  Wilson J. E. M. Costa & Gilberto C. Brasil, 2006, Three new species of the seasonal killifish genus Simpsonichthys, subgenus Hypsolebias (Teleostei: Cyprinodontiformes: Rivulidae) from the rio Paracatu drainage, rio São Francisco basin, Brazil., Zootaxa 1244, pp. 41-55 : 50-53 50-53
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Brasil, Gilberto Campello, 1994, Un nouveau poisson annuel du genre Cynolebias (Cyprinodontiformes: Rivulidae) du bassin du rio Tocantins, Brésil, Revue française d'Aquariologie Herpétologie 21, No. 1, pp. 1-4 : 1 1
Simpsonichthys magnificus key    Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 81 81
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2002, The annual fish genus Cynopoecilus (Cyprinodontiformes: Rivulidae): taxonomic revision, with descriptions of four new species, Ichthyological Exploration of Freshwaters 13, No. 1, pp. 11-24 : 22 22
Austrofundulus     Tomas Hrbek, Donald C. Taphorn & Jamie E. Thomerson, 2005, Molecular phylogeny of Austrofundulus Myers (Cyprinodontiformes: Rivulidae), with revision of the genus and the description of four new species., Zootaxa 825, pp. 1-39 : 12-13 12-13
Cyprinodontiformes   new species  Myers, G. S., 1935, Four new fresh-water fishes from Brazil, Venezuela and Paraguay, Proceedings of the Biological Society of Washington 48, pp. 7-14 : 7 7
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Nielsen, D. T. B., 2003, Simpsonichthys reticulatus n. sp. (Cyprinodontiformes: Rivulidae): a new annual fish from the Rio Xingu floodplains, Brazilian Amazon, Aqua, Journal of Ichthyology and Aquatic Biology 7, No. 3, pp. 119-122 : 120 120
Rivulus uatuman   sp. nov.  Costa, Wilson J. E. M., 2004, Rivulus uatuman sp. n. (Teleostei: Cyprinodontiformes: Rivul­ idae): a new miniature killifish from the central Brazilian Amazon, Zootaxa 696, pp. 1-8 : 2-5 2-5
Simpsonichthys nielseni   new species  Wilson J. E. M. Costa, 2005, Simpsonichthys nielseni sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual killifish from the São Francisco River basin, Brazil., Zootaxa 1039, pp. 57-64 : 58-63 58-63
Austrolebias charrua   sp. nov.  M Costa, Wilson J. E. & Cheffe, Morevy M., 2001, THREE NEW ANNUAL FISHES OF THE GENUS Austrolebias FROM THE LAGUNA DOS PATOS SYSTEM, SOUTHERN BRAZIL, AND A REDESCRIPTION OF A. adloffi (AHL) (CYPRINODONTIFORMES: RIVULIDAE), Comun. Mus. Ciênc. Tecnol. PUCRS, Sér. Zool. 14 (2), pp. 179-200 : 182-184 182-184
Rivulus egens   sp. nov.  Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil, Neotropical Ichthyology 3 (1), pp. 69-82 : 80-81 80-81
Austrolebias melanoorus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 97-101 97-101
Simpsonichthys gibberatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 72-74 72-74
Austrofundulus leoni   new species  Tomas Hrbek, Donald C. Taphorn & Jamie E. Thomerson, 2005, Molecular phylogeny of Austrofundulus Myers (Cyprinodontiformes: Rivulidae), with revision of the genus and the description of four new species., Zootaxa 825, pp. 1-39 : 25-28 25-28
Austrolebias robustus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 31 31
Cyprinodontiformes   new species  Vermeulen, Frans B. M., 2013, Killi-Data Series 2013 c. Four new species of Rivulus Poey, 1860, subgenus Cynodonichthys Meek, 1904 (Teleostei: Cyprinodontiformes: Rivulidae) from the Magdalena River Basin, Central Colombia, including notes on Rivulus (Cynodonichthys) elegans Steindachner, 1880., Killi-Data Editions : 47 47
Cyprinodontiformes   new species  Meek, S. E., 1904, The fresh-water fishes of Mexico north of the isthmus of Tehuantepec, Field Columbian Museum Zoological Series 5, pp. 1-252 : 101 101
Melanorivulus proximus   sp. n.  Costa, Wilson J. E. M., 2018, Three new species of the killifish genus Melanorivulus from the Rio Parana Basin, central Brazilian Cerrado (Cyprinodontiformes, Aplocheilidae), Zoosystematics and Evolution 94 (1), pp. 17-27 : 17-19 17-19
Cynolebias chacoensis   n . sp.  Amato, Luis H., 1986, Seis Especies Nuevas del Genero Czmolebias Steindachner, 1876, de Uruguay y Paraguay (Cyprinodontiformes, Rivulidae), Comunicaciones zoologicas del Museo de Historia Natural de Montevideo 11, No. 162, pp. 1-27 : 10-11 10-11
Austrolebias arachan     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 113-117 113-117
Cynopoecilus     M., Wilson J. E., 2002, The annual fish genus Cynopoecilus (Cyprinodontiformes: Rivulidae): taxonomic revision, with descriptions of four new species, Ichthyol Explor. Freshwaters 13, No. 1, pp. 11-24 : 12-13 12-13
Cyprinodontiformes   new species  Valdesalici, Stefano, 2016, Laimosemion leticia (Teleostei: Cyprinodontiformes: Rivulidae), a new species from the upper Rio Amazonas, southern Colombia, Zootaxa 4085, No. 2, pp. 279-284 : 280 280
Hypsolebias gardneri   sp. n.  Costa, Wilson J. E. M., Amorim, Pedro F. & Mattos, Jose Leonardo O., 2018, Cryptic species diversity in the Hypsolebiasmagnificus complex, a clade of endangered seasonal killifishes from the Sao Francisco River basin, Brazilian Caatinga (Cyprinodontiformes, Aplocheilidae), ZooKeys 777, pp. 141-158 : 141 141
Simpsonichthys     Wilson J. E. M. Costa, 2005, Simpsonichthys nielseni sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual killifish from the São Francisco River basin, Brazil., Zootaxa 1039, pp. 57-64 : 58 58
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2001, The neotropical annual fish genus Cynolebias (Cyprinodontiformes: Rivulidae): phylogenetic relationships, taxonomic revision and biogeography, Ichthyological Exploration of Freshwaters 12, No. 4, pp. 333-383 : 370 370
Simpsonichthys janaubensis   new species  Wilson J. E. M. Costa, 2006, Three new species of seasonal killifishes of the Simpsonichthys antenori species group (Teleostei: Cyprinodontiformes: Rivulidae) from the rio São Francisco basin, Brazil., Zootaxa 1306, pp. 25-39 : 27-30 27-30
Campellolebias intermedius     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 41-43 41-43
Rachovia stellifer     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Simpsonichthys antenori     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 96-99 96-99
Cyprinodontiformes   new species  Myers, G. S., 1932, A new genus of funduline cyprinodont fishes from the Orinoco Basin, Venezuela, Proceedings of the Biological Society of Washington 45, pp. 159-162 : 160 160
Simpsonichthys notatus key    Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 54-55 54-55
Leptolebias opalescens     Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 154-155 154-155
Simpsonichthys filamentosus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 50-51 50-51
Cyprinodontiformes   new species  Staeck, W. & Schindler, I., 1997, Rivulus monticola, a new killifish (Cyprinodontiformes: Rivulidae) from the eastern slopes of the Cordillera de Allcuquiro, Ecuador, Ichthyological Exploration of Freshwaters 7, No. 3, pp. 369-376 : 372 372
Leptolebias citrinipinnis     Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 155 155
Campellolebias     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 32 32
Melanorivulus nelsoni     De Oliveira, Rianne C., Ota, Renata R., Deprá, Gabriel C., Zawadzki, Cláudio H., Pavanelli, Carla S. & Da Graça, Weferson J., 2022, Catalog of type specimens of the fish collection of the Núcleo de Pesquisas em Limnologia, Ictiologia e Aquicultura (NUP), Universidade Estadual de Maringá Paraná, Brazil, Zootaxa 5128 (1), pp. 1-43 : 34 34
Gnatholebias hoignei     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Cyprinodontiformes   new species  Vaz-Ferreira, R., Sierra de Soriano, B. & Scaglia de Paulete, S., 1964, Tres especies nuevas del genero Cynolebias Steindachner, 1876 (Teleostomi, cyprinodontidae), Comunicaciones Zoologicas del Museo de Historia Natural de Montevideo 8, pp. 1-36 : 14 14
Moema juanderibaensis   sp. nov.  Drawert, Heinz Arno, 2022, A new species of the seasonal killifish genus Moema (Cyprinodontiformes: Rivulidae) from the Piraí watershed in the Southwest Amazon basin, Neotropical Ichthyology (e 220067) 20 (4), pp. 1-17 : 4-12 4-12
Austrolebias     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 10-21 10-21
Hypsolebias fulminantis     Costa, Wilson J. E. M., Amorim, Pedro F. & attos, Jose Leonardo O., 2018, Diversity and conservation of seasonal killifishes of the Hypsolebiasfulminantis complex from a Caatinga semiarid upland plateau, Sao Francisco River basin, northeastern Brazil (Cyprinodontiformes, Aplocheilidae), Zoosystematics and Evolution 94 (2), pp. 495-504 : 498-499 498-499
Cynodonichthys fuscolineatus     Angulo, Arturo, 2021, New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist, Zootaxa 5083 (1), pp. 1-72 : 13 13
Simpsonichthys zonatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 40-42 40-42
Simpsonichthys fasciatus   new species  Wilson J. E. M. Costa & Gilberto C. Brasil, 2006, Three new species of the seasonal killifish genus Simpsonichthys, subgenus Hypsolebias (Teleostei: Cyprinodontiformes: Rivulidae) from the rio Paracatu drainage, rio São Francisco basin, Brazil., Zootaxa 1244, pp. 41-55 : 46-50 46-50
Austrofundulus     Tomas Hrbek, Donald C. Taphorn & Jamie E. Thomerson, 2005, Molecular phylogeny of Austrofundulus Myers (Cyprinodontiformes: Rivulidae), with revision of the genus and the description of four new species., Zootaxa 825, pp. 1-39 : 34-35 34-35
Plesiolebias filamentosus     Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 27-29 27-29
Cyprinodontiformes   new species  Berkenkamp, H. O., Reichert, J. J. & Prieto, F., 1997, Ein Neuer Fächerfisch aus dem Bezirk Tacuarembó, Nordost-Uruguay, Cynolebias nioni spec. nov. (Cyprinodontiformes - Rivulidae), Aquaristik Aktuell 1997, No. 3, pp. 30-33 : 30 30
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2014, Four new species of the genus Atlantirivulus (Cyprinodontiformes: Rivulidae) from the Brazilian Atlantic Forest, Vertebrate Zoology 64, No. 1, pp. 9-21 : 17 17
Simpsonichthys cholopteryx     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 26-29 26-29
Kryptolebias brasiliensis     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Lacerda, M. T. C., 1988, Descrição de uma nova espécie de peixe annual do gênero Cynolebias do Brazil Central (Cyprinidontiformes, Rivulidae), Rev. Aquariof. 5, pp. 16-19 : 16 16
Simpsonichthys constanciae     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 14-16 14-16
Neofundulus paraguayensis     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Plesiolebias filamentosus   new species  Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 27-29 27-29
Notholebias   gen. nov.  Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 156-157 156-157
Pterolebias     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 7 7
Simpsonichthys nielseni     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 64-66 64-66
Rivulus janeiroensis     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Pituna poranga     Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 9-11 9-11
Cyprinodontiformes   new species  Ahl, E., 1924, Über einige neue Fische aus Südamerika, Zoologischer Anzeiger 58, pp. 358-361 : 359 359
Cyprinodontiformes   new species  Costa, Wilson J. E. M., Lacerda, M. T. C. & Brasil, Gilberto Campello, 1990, Description de deux nouvelles espèces du genre Cynolebias du bassin du Rio Tocantins (Cyprinodontiformes, Rivulidae), Revue française d'Aquariologie Herpétologie 17, No. 1, pp. 9-14 : 10 10
Simpsonichthys myersi     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 8-12 8-12
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2001, The neotropical annual fish genus Cynolebias (Cyprinodontiformes: Rivulidae): phylogenetic relationships, taxonomic revision and biogeography, Ichthyological Exploration of Freshwaters 12, No. 4, pp. 333-383 : 378 378
Simpsonichthys flammeus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 128-130 128-130
Austrolebias     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 6-9 6-9
Moema apurinan     Wilson J. E. M. Costa, 2004, Moema apurinan sp. n. and Aphyolebias boticarioi sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new annual killifishes from the Rio Purus basin, Brazilian Amazon., Zootaxa 707, pp. 1-12 : 11 11
Simpsonichthys     Wilson J. E. M. Costa, 2006, Three new species of seasonal killifishes of the Simpsonichthys antenori species group (Teleostei: Cyprinodontiformes: Rivulidae) from the rio São Francisco basin, Brazil., Zootaxa 1306, pp. 25-39 : 26 26
Pterolebias     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 2-5 2-5
Simpsonichthys rufus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 59-61 59-61
Simpsonichthys similis     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 70-72 70-72
Gymnolebias     Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 289 289
Leptolebias aureoguttatus     Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 149-153 149-153
Austrolebias varzeae   sp. nov.  Costa, Wilson J. E. M., Reis, Roberto E. & Behr, Everton R., 2004, Austrolebias varzeae, a new annual fish from the upper rio Uruguay basin, southern Brazil (Cyprinodontiformes: Rivulidae), Neotropical Ichthyology 2 (1), pp. 13-17 : 14-15 14-15
Cyprinodontiformes   new species  Myers, G. S., 1935, Four new fresh-water fishes from Brazil, Venezuela and Paraguay, Proceedings of the Biological Society of Washington 48, pp. 7-14 : 8 8
Cyprinodontiformes   new genus  Myers, G. S., 1925, Results of some recent studies on the American killifishes, Fish Culturist 4, No. 8, pp. 370-371 : 371 371
Rivulus uakti   new species  Wilson J. E. M. Costa, 2004, Rivulus uakti sp. n. and R. amanapira sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new species from the upper Rio Negro, Brazilian Amazon., Zootaxa 465, pp. 1-12 : 2-6 2-6
Micromoema xiphophora     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Simpsonichthys (Ophthalmolebias)     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 12-14 12-14
Hypsolebias hamadryades   sp. n.  Costa, Wilson J. E. M., Amorim, Pedro F. & Mattos, Jose Leonardo O., 2018, Cryptic species diversity in the Hypsolebiasmagnificus complex, a clade of endangered seasonal killifishes from the Sao Francisco River basin, Brazilian Caatinga (Cyprinodontiformes, Aplocheilidae), ZooKeys 777, pp. 141-158 : 141 141
Cyprinodontiformes   new species  Vermeulen, Frans B. M., 2013, Killi-Data Series 2013 c. Four new species of Rivulus Poey, 1860, subgenus Cynodonichthys Meek, 1904 (Teleostei: Cyprinodontiformes: Rivulidae) from the Magdalena River Basin, Central Colombia, including notes on Rivulus (Cynodonichthys) elegans Steindachner, 1880., Killi-Data Editions : 56 56
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1989, Descrição de cinco novas espécies de Rivulus das bacias dos rios Paraná e São Francisco (Cyprinodontiformes, Rivulidae), Revista Brasileira de Zoologia 6, No. 3, pp. 523-533 : 530 530
Acrolebias   stat. nov.  Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 291 291
Simpsonichthys ocellatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 56-59 56-59
Simpsonichthys lopesi   sp. nov.  Nielsen, Dalton Tavares Bressane, Shibatta, Oscar Akio, Suzart, Rogério Dos Reis & Martín, Amer Faour, 2010, A new species of Simpsonichthys (Cyprinodontiformes: Rivulidae) from the rio São Francisco basin, northeastern Brazil, Zootaxa 2452, pp. 51-58 : 52-56 52-56
Simpsonichthys rosaceus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 22-25 22-25
Neofundulus paraguayensis     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 51 51
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2014, Six new species of seasonal killifishes of the genus Cynolebias from the São Francisco river basin, Brazilian Caatinga, with notes on C. porosus, Ichthyological Exploration of Freshwaters 25, No. 2, pp. 79-96 : 89 89
Cyprinodontiformes   new species  Miranda-Ribeiro, A. de, 1939, Alguns novos dados ictiológicos da nossa fauna, Bol. Biol. Sao Paulo 4, No. 3, pp. 358-363 : 363 363
Maratecoara splendida   new species  Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 36-38 36-38
Cynopoecilus fulgens   sp. nov.  M., Wilson J. E., 2002, The annual fish genus Cynopoecilus (Cyprinodontiformes: Rivulidae): taxonomic revision, with descriptions of four new species, Ichthyol Explor. Freshwaters 13, No. 1, pp. 11-24 : 16-17 16-17
Simpsonichthys alternatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 122-124 122-124
Cyprinodontiformes   new species  de la Cruz, J. & Dubitsky, A. M., 1976, Dos nuevas especies de peces dulceacuícolas del género Rivulus Poey (Cyprinodontidae) de Cuba e Isla de Pinos, Poeyana, A 155, pp. 1-6 : 2 2
Rivulus uatuman   new species  Wilson J. E. M. Costa, 2004, Rivulus uatuman sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new miniature killifish from the central Brazilian Amazon., Zootaxa 696, pp. 1-8 : 2-7 2-7
Campellolebias brucei     Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Cynolebias elongatus     Ernft Ahl, Von Dr., 1922, Die Gattung Cynolebias Steindachner, Blättet für Aqüarien und Terrarienfunde 33 (14), No. 221 - 225, pp. 1-5 : 5 5
Laimosemion leticia   sp. nov.  Valdesalici, Stefano, 2016, Laimosemion leticia (Teleostei: Cyprinodontiformes: Rivulidae), a new species from the upper Rio Amazonas, Southern Colombia, Zootaxa 4085 (2) : 280-282 280-282
Cynolebias porosus     Ernft Ahl, Von Dr., 1922, Die Gattung Cynolebias Steindachner, Blättet für Aqüarien und Terrarienfunde 33 (14), No. 221 - 225, pp. 1-5 : 5 5
Simpsonichthys janaubensis     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 113-115 113-115
Austrolebias salviai     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 137-139 137-139
Austrolebias key    Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 139-149 139-149
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1988, A new species of the neotropical annual fish genus Pterolebias (Cyprinodontiformes, Rivulidae), from central Brazil, Journal of Zoology, London 215, No. 4, pp. 657-662 : 658 658
Austrolebias     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 10 10
Cyprinodontiformes   new species  Costa, Wilson J. E. M., Lacerda, M. T. C. & Brasil, Gilberto Campello, 1989, Systématique et distribution du genre néotropical Campellolebias (Cyprinodontiformes, Rivulidae), avec description de deux nouvelles espèces, Revue française d'Aquariologie Herpétologie 15, No. 3, pp. 65-72 : 66 66
Cynolebias gibberosus     Ernft Ahl, Von Dr., 1922, Die Gattung Cynolebias Steindachner, Blättet für Aqüarien und Terrarienfunde 33 (14), No. 221 - 225, pp. 1-5 : 4-5 4-5
Pituna key    Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 5 5
Cyprinodontiformes   new species  Meinken, H., 1969, Rivulichthys luelingi nov. spec., eine Zahnkarpfen-Neuheit aus Ostbolivien (Pisces, Teleostei, Rivulinae), Bonner zoologische Beiträge 20, No. 4, pp. 423-428 : 423 423
Rivulidae     Matamoros, Wilfredo A., Schaefer, Jacob F. & Kreiser, Brian R., 2009, Annotated checklist of the freshwater fishes of continental and insular Honduras, Zootaxa 2307, pp. 1-38 : 12-15 12-15
Austrolebias paucisquama   sp. nov.  Ferrer, Juliano, Malabarba, Luiz R. & Costa, Wilson J. E. M., 2008, Austrolebias paucisquama (Cyprinodontiformes: Rivulidae), a new species of annual killifish from southern Brazil, Neotropical Ichthyology 6 (2), pp. 175-180 : 176-179 176-179
Cynolebias holmbergi     Ernft Ahl, Von Dr., 1922, Die Gattung Cynolebias Steindachner, Blättet für Aqüarien und Terrarienfunde 33 (14), No. 221 - 225, pp. 1-5 : 5 5
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Brasil, Gilberto Campello, 1991, Three new species of Cynolebias (Cyprinodontiformes: Rivulidae) from the São Francisco basin, Brazil, Ichthyological Exploration of Freshwaters 2, No. 1, pp. 55-62 : 59 59
Cynodonichthys rubripunctatus     Angulo, Arturo, 2021, New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist, Zootaxa 5083 (1), pp. 1-72 : 53 53
Cynodonichthys uroflammeus     Angulo, Arturo, 2021, New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist, Zootaxa 5083 (1), pp. 1-72 : 53 53
Cynodonichthys hildebrandi     Angulo, Arturo, 2021, New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist, Zootaxa 5083 (1), pp. 1-72 : 53 53
Cynodonichthys glaucus     Angulo, Arturo, 2021, New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist, Zootaxa 5083 (1), pp. 1-72 : 53 53
Rivulus mahdiaensis   new species  W. H. Suijker & G. E. Collier, 2006, Rivulus mahdiaensis, a new killifish from central Guyana (Cyprinodontiformes: Rivulidae)., Zootaxa 1246, pp. 1-13 : 3-12 3-12
Rivulus kayapo   new species  Wilson J. E. M. Costa, 2006, Rivulus kayapo n. sp. (Teleostei: Cyprinodontiformes: Rivulidae): a new killifish from the serra dos Caiapós, upper rio Araguaia basin, Brazil., Zootaxa 1368, pp. 49-56 : 50-55 50-55
Leptolebias marmoratus     Wilson J. E. M. Costa, 2006, Taxonomy and phylogenetic relationships among species of the seasonal, internally inseminating, South American killifish genus Campellolebias (Teleostei: Cyprinodontiformes: Rivulidae), with the description of a new species., Zootaxa 1227, pp. 31-55 : 51 51
Anablepsoides origuelai   sp. nov.  Nielsen, Dalton Tavares Bressane & Veiga, Renato Pastor, 2023, Validation of Anablepsoides origuelai, Nielsen & Veiga (Cyprinodontiformes: Rivulidae) from rio Tapajós drainage, Amazon basin, Brazil, Zootaxa 5319 (2), pp. 293-294 : 293 293
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1989, Descrição de cinco novas espécies de Rivulus das bacias dos rios Paraná e São Francisco (Cyprinodontiformes, Rivulidae), Revista Brasileira de Zoologia 6, No. 3, pp. 523-533 : 528 528
Rivulus litteratus   sp. nov.  Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil, Neotropical Ichthyology 3 (1), pp. 69-82 : 75-77 75-77
Austrolebias luteoflammulatus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 27-31 27-31
Cyprinodontiformes   new species  Vaz-Ferreira, R., Sierra de Soriano, B. & Scaglia de Paulete, S., 1964, Tres especies nuevas del genero Cynolebias Steindachner, 1876 (Teleostomi, cyprinodontidae), Comunicaciones Zoologicas del Museo de Historia Natural de Montevideo 8, pp. 1-36 : 1 1
Cynopoecilus melanotaenia     Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Pituna brevirostrata   new species  Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 6-9 6-9
Rachovia maculipinnis     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Plesiolebias fragilis   sp. nov.  Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 21-25 21-25
Austrolebias alexandri     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 60 60
Simpsonichthys key    Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 7 7
Cypholebias   stat. nov.  Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo & Cascioưa, Jorge, 2023, From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae), Zoological Journal of the Linnean Society 199 (1), pp. 280-309 : 291-292 291-292
Cyprinodontiformes   new species  Seegers, Lothar, 1988, Ein neuer Rivulide aus Bolivien: Rivulus bolivianus n. sp. (Pisces: Cyprinodontiformes: Rivulidae), Bonner zoologische Beiträge 39, No. 2, pp. 171-177 : 172 172
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Brasil, Gilberto Campello, 1990, Description of two new annual fishes of the genus Cynolebias (Cyprinodontiformes: Rivulidae) from the Sao Francisco basin, Brazil, Ichthyological Exploration of Freshwaters 1, No. 1, pp. 15-22 : 16 16
Llanolebias   gen. nov.  Hrbek, Tomas & Taphorn, Donald C., 2008, Description of a new annual rivulid killifish genus from Venezuela, Zootaxa 1734, pp. 27-42 : 36-38 36-38
Austrolebias elongatus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 43 43
Prorivulus auriferus   sp. nov.  Costa, Wilson J. E. M., 2004, A new killifish genus and species from the coastal plains of northeastern Brazil (Teleostei: Cyprinodontiformes: Rivulidae), Zootaxa 642, pp. 1-10 : 3-6 3-6
Austrolebias apaii     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 108-111 108-111
Simpsonichthys macaubensis   new species  Wilson J. E. M. Costa, 2006, Three new species of seasonal killifishes of the Simpsonichthys antenori species group (Teleostei: Cyprinodontiformes: Rivulidae) from the rio São Francisco basin, Brazil., Zootaxa 1306, pp. 25-39 : 34-37 34-37
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Brasil, Gilberto Campello, 1993, Two new species of Cynolebias (Cyprinodontiformes: Rivulidae) from the São Francisco basin, Brazil, with notes on phylogeny and biogeography of annual fishes, Ichthyological Exploration of Freshwaters 4, No. 3, pp. 193-200 : 194 194
Rivulus     Oscar M. Lasso-Alcalá, Donald C. Taphorn B., Carlos A. Lasso & Oscar León-Mata, 2006, Rivulus sape, a new species of killifish (Cyprinodontiformes: Rivulidae) from the Paragua River system, Caroní River drainage, Guyana Shield, Venezuela., Zootaxa 1275, pp. 21-29 : 22 22
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1993, Sistemática e distribuiçao do gênero Moema (Cyprinodontiformes; Rivulidae), com a descriçao de uma nova espécie, Revista Brasileira de Biologia 52, No. 4, pp. 619-625 : 621 621
Renova oscari     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Cyprinodontiformes   new species  Costa, Wilson J. E. M., Amorim, Pedro F. & Aranha, Giulia N., 2014, Species limits and DNA barcodes in Nematolebias, a genus of seasonal killifishes threatened with extinction from the Atlantic Forest of south-eastern Brazil, with description of a new species (Teleostei: Rivulidae), Ichthyological Exploration of Freshwaters 24, No. 3, pp. 225-236 : 230 230
Cyprinodontiformes   new species  Huber, Jean H., 1997, Nouvelles collections de cyprinodontes paraguayens, avec description de 4 espèce rivulines inédites et redécouverte d’une espèce à la localité typique jusqu’alors indéterminée. Association Killiphile Francophone de Belgique, Killi-Contact 2, pp. 1-22 : 6 6
Acrolebias key    Lanés, Luis Esteban Krause, Volcan, Matheus Vieira & Maltchik, Leonardo, 2021, Two new annual fishes (Cyprinodontiformes: Rivulidae) unexpectedly discovered in the highlands of southern Brazil, Zootaxa 4949 (3), pp. 499-520 : 513 513
Simpsonichthys semiocellatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 52-54 52-54
Simpsonichthys     Wilson J. E. M. Costa & Gilberto C. Brasil, 2006, Three new species of the seasonal killifish genus Simpsonichthys, subgenus Hypsolebias (Teleostei: Cyprinodontiformes: Rivulidae) from the rio Paracatu drainage, rio São Francisco basin, Brazil., Zootaxa 1244, pp. 41-55 : 53 53
Pituna brevirostrata   sp. nov.  Costa, Wilson J. E. M., 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species, Zootaxa 1410, pp. 1-41 : 6-9 6-9
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2014, Six new species of seasonal killifishes of the genus Cynolebias from the São Francisco river basin, Brazilian Caatinga, with notes on C. porosus, Ichthyological Exploration of Freshwaters 25, No. 2, pp. 79-96 : 83 83
Cyprinodontiformes   new species  Shibatta, Oscar Akio & Garavello, J. C., 1992, Descrição de uma nova espécie do gênero Cynolebias Steindachner do Brasil central (Pisces: Cyprinodontiformes), Comunicaço {~ es do Museu de Ciências PUCRS, Sér. Zool. Porto Alegre 5, No. 11, pp. 179-195 : 182 182
Cyprinodontiformes   new species  Da Cruz, C. A. G., 1974, Sobre Cynolebias aureoguttatus Myers, 1952 (Osteichthyes, Cyprinodontidae, Rivulinae), Arquivos Univ. Fed. Rur. Rio de Janeiro 2, No. 4, pp. 19-21 : 20 20
Cyprinodontiformes   new species  Thomerson, Jamie E., Nico, L. G. & Taphorn B., Donald C., 1991, Rivulus immaculatus, a new killifish from Venezuela (Cyprinodontiformes, Rivulidae), Copeia 1991, No. 2, pp. 323-328 : 323 323
Simpsonichthys adornatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 85-87 85-87
Cynopoecilus notabilis     Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Leptolebias     Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 149 149
Cyprinodontiformes   new species  Myers, G. S., 1942, Studies on South American fresh-water fishes. I, Stanford Ichthyological Bulletin 2, No. 4, pp. 89-114 : 105 105
Austrofundulus limnaeus     Tomas Hrbek, Donald C. Taphorn & Jamie E. Thomerson, 2005, Molecular phylogeny of Austrofundulus Myers (Cyprinodontiformes: Rivulidae), with revision of the genus and the description of four new species., Zootaxa 825, pp. 1-39 : 22-25 22-25
Austrolebias bellottii     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 97 97
Simpsonichthys trilineatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 77-79 77-79
Austrolebias reicherti     Loureiro, Marcelo & García, Graciela, 2008, Austrolebias reicherti Loureiro & García, a valid species of annual fish (Cyprinodontiformes: Rivulidae) from Uruguay, Zootaxa 1940, pp. 1-15 : 6 6
Prorivulus   new genus  Wilson J. E. M. Costa, 2004, A new killifish genus and species from the coastal plains of northeastern Brazil (Teleostei: Cyprinodontiformes: Rivulidae)., Zootaxa 642, pp. 1-10 : 3 3
Austrolebias cinereus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 31-34 31-34
Rachovia pyropunctata     Paul V. Loiselle, 2006, A review of the Malagasy Pachypanchax (Teleostei: Cyprinodontiformes, Aplocheilidae), with descriptions of four new species., Zootaxa 1366, pp. 1-44 : 42 42
Simpsonichthys ghisolfii     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 104-106 104-106
Simpsonichthys suzarti     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 18-20 18-20
Melanorivulus ofaie   sp. nov.  Volcan, Matheus Vieira, Klotzel, Bruno & Lanés, Luis Esteban Krause, 2017, Two new species of Melanorivulus (Cyprinodontiformes: Cynolebiidae) from Rio Verde drainage, Upper Rio Paraná basin, Brazil, Zootaxa 4236 (1) : -1 -1
Austrolebias affinis     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 71-74 71-74
Cyprinodontiformes   new species  Da Cruz, C. A. G. & Peixoto, O. L., 1992, Descrição de uma nova espécie de peize anual do Estado da Bahia, Brasil (Cyprinodontiformes, Rivulidae), Revista Brasileira de Zoologia 7, No. 4, pp. 637-641 : 638 638
Simpsonichthys picturatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 93-95 93-95
Simpsonichthys mediopapillatus     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 102-103 102-103
Austrolebias cheradophilus     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 44-47 44-47
Austrolebias litzi   new species  Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 80-83 80-83
Austrolebias juanlangi     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 86-90 86-90
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Brasil, Gilberto Campello, 1991, Three new species of Cynolebias (Cyprinodontiformes: Rivulidae) from the São Francisco basin, Brazil, Ichthyological Exploration of Freshwaters 2, No. 1, pp. 55-62 : 58 58
Austrolebias botocudo   sp. nov.  Lanés, Luis Esteban Krause, Volcan, Matheus Vieira & Maltchik, Leonardo, 2021, Two new annual fishes (Cyprinodontiformes: Rivulidae) unexpectedly discovered in the highlands of southern Brazil, Zootaxa 4949 (3), pp. 499-520 : 501-506 501-506
Cyprinodontiformes   new species  Thomerson, Jamie E., Berkenkamp, H. K. & Taphorn B., Donald C., 1991, Rivulus lyricauda, a new species from the Guyana Shield in eastern Venezuela (Cyprinodontiformes: Rivulidae), Ichthyological Exploration of Freshwaters 1, No. 4, pp. 289-294 : 290 290
Melanorivulus nigropunctatus   sp. nov.  Volcan, Matheus Vieira, Klotzel, Bruno & Lanés, Luis Esteban Krause, 2017, Two new species of Melanorivulus (Cyprinodontiformes: Cynolebiidae) from Rio Verde drainage, Upper Rio Paraná basin, Brazil, Zootaxa 4236 (1) : -1 -1
Melanorivulus ivinhemensis   sp. n.  Volcan, Matheus V., Severo-Neto, Francisco & Lanes, Luis Esteban K., 2018, Unrecognized biodiversity in a world's hotspot: three new species of Melanorivulus (Cyprinodontiformes: Rivulidae) from tributaries of the right bank of the Rio Parana basin, Brazilian Cerrado, Zoosystematics and Evolution 94 (2), pp. 263-280 : 267-270 267-270
Simpsonichthys hellneri     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 81-85 81-85
Pituna compacta     Wilson J. E. M. Costa, 2005, The Neotropical annual killifish genus Pterolebias Garman (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology, and taxonomic revision., Zootaxa 1067, pp. 1-36 : 28 28
Rivulus sape   new species  Oscar M. Lasso-Alcalá, Donald C. Taphorn B., Carlos A. Lasso & Oscar León-Mata, 2006, Rivulus sape, a new species of killifish (Cyprinodontiformes: Rivulidae) from the Paragua River system, Caroní River drainage, Guyana Shield, Venezuela., Zootaxa 1275, pp. 21-29 : 23-27 23-27
Cyprinodontiformes   new species  Amato, L. H., 1986, Seis especies nuevas del genero Cynolebias Steindachner, 1876, de Uruguay y Paraguay (Cyprinodontiformes, Rivulidae), Comunicaciones Zoologicas del Museo de Historia Natural de Montevideo 11, pp. 1-27 : 7 7
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1991, Redescriçao do gênero Rivulus (Cyprinodontiformes, Rivulidae), com notas sobre R. stellifer e R. compactus e a descriçao de duas novas espécies do Brazil central, Revista Brasileira de Biologia 51, No. 2, pp. 327-333 : 329 329
Leptolebias     Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 149-153 149-153
Rivulus uakti   sp. nov.  Costa, Wilson J. E. M., 2004, Rivulus uakti sp. n. and R. amanapira sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new species from the upper Rio Negro, Brazilian Amazon, Zootaxa 465, pp. 1-12 : 2-6 2-6
Austrolebias ephemerus   sp. nov.  Volcan, Matheus Vieira & Severo-Neto, Francisco, 2019, Austrolebias ephemerus (Cyprinodontiformes: Rivulidae), a new annual fish from the upper Rio Paraguai basin, Brazilian Chaco, Zootaxa 4560 (3), pp. 541-553 : 543-545 543-545
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 1991, Systematics and distribution of the neotropical annual fish genus Plesiolebias (Cyprinodontiformes: Rivulidae), with description of a new species, Ichthyological Exploration of Freshwaters 1, No. 4, pp. 369-378 : 375 375
Cynolebias ibicuiensis   sp. nov.  Costa, Wilson J. E. M., 1999, Cynolebias ibicuiensis, a new annual fish from the rio Ibicui basin, southern Brazil (Cyprinodontiformes: Rivulidae), RevueFrAquariol 25 (3), No. 4, pp. 92-94 : 93 93
Simpsonichthys costai     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 46-48 46-48
Notholebias fractifasciatus     Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Notholebias   gen. nov.  Costa, Wilson J. E. M., 2008, Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus, Zoological Journal of the Linnean Society 153 (1), pp. 147-160 : 156-157 156-157
Anablepsoides falconi   sp. nov.  Nielsen, Dalton Tavares Bressane, Hoetmer, Jan Willem & Vandenkerkhove, Eric, 2023, Validation of Anablepsoides katukina Nielsen, Hoetmer & Vandenkerkhove, Anablepsoides falconi Nielsen, Hoetmer & Vandenkerkhove, and Laimosemion anitae Nielsen, Hoetmer & Vandenkerkhove (Cyprinodontiformes: Rivulidae) from western Amazon basin, Acre state, Brazil, Zootaxa 5323 (2), pp. 298-300 : 299 299
Anablepsoides katukina   sp. nov.  Nielsen, Dalton Tavares Bressane, Hoetmer, Jan Willem & Vandenkerkhove, Eric, 2023, Validation of Anablepsoides katukina Nielsen, Hoetmer & Vandenkerkhove, Anablepsoides falconi Nielsen, Hoetmer & Vandenkerkhove, and Laimosemion anitae Nielsen, Hoetmer & Vandenkerkhove (Cyprinodontiformes: Rivulidae) from western Amazon basin, Acre state, Brazil, Zootaxa 5323 (2), pp. 298-300 : 298-299 298-299
Notholebias fractifasciatus     Costa, Wison JEM, Amorim, Pedro F & Mattos, Jose Leonardo Oliveira, 2016, A new species of inseminating seasonal killifish of the Cynopoecilusmelanotaenia complex from southern Brazil (Cyprinodontiformes: Rivulidae), Biodiversity Data Journal 4, pp. 6888-6888 : 6888 6888
Cyprinodontiformes   new species  Costa, Wilson J. E. M. & Brasil, Gilberto Campello, 1996, Description d’une nouvelle espèce de poisson annuel du genre Simpsonichthys (Cyprinodontiformes: Rivulidae) du bassin du rio Tocantins, Brésil, Revue française d'Aquariologie Herpétologie 23, No. 3, pp. 93-96 : 94 94
Austrolebias arachan   sp. n .  Loureiro, Marcelo, Azpelicueta, María de las Mercedes & Garcia, Graciela, 2004, Austrolebias arachan (Cyprinodontiformes, Rivulidae), a new species of annual fish from northeastern Uruguay, Revue Suisse de Zoologie (21 - 30) 111, No. 1, pp. 21-30 : 23-26 23-26
Maratecoara     Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 31-32 31-32
Cyprinodontiformes   new species  Costa, Wilson J. E. M., 2003, Two new annual fishes of the genus Moema Costa, 1989, from the Peruvian Amazon (Teleostei, Cyprinodontiformes, Rivulidae), Boletim do Muse Nacional, Série Zoologia 513, pp. 1-10 : 7 7
Austrolebias charrua     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162 : 120-123 120-123
Cynolebias cyaneus   sp. nov.  Amato, Luis H., 1987, DESCRIPCION DE Cynolebias cyaneus n. sp., NUEVO PEZ ANUAL DEL ESTADO DE RIO GRANDE DO SUL, BRASIL (CYPRINODONTIFORMES, RIVULIDAE), Comunicaciones Zoologicas Del Museo De Historia Natural De Montevideo XI (163), pp. 1-11 : 2-5 2-5
Simpsonichthys     Wilson J. E. M. Costa & Gilberto C. Brasil, 2004, Simpsonichthys radiosus sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): a new annual killifish from the upper Rio Tocantins basin, central Brazil., Zootaxa 737, pp. 1-7 : 2 2
Pituna obliquoseriata   new species  Wilson J. E. M. Costa, 2007, Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species., Zootaxa 1410, pp. 1-41 : 16-18 16-18
Simpsonichthys brunoi     Wilson J. E. M. Costa, 2007, Taxonomic revision of the seasonal South American killifish genus Simpsonichthys (Teleostei: Cyprinodontiformes: Aplocheiloidei: Rivulidae)., Zootaxa 1669, pp. 1-134 : 130-132 130-132
Melanorivulus nigromarginatus   sp. n.  Costa, Wilson J. E. M., 2018, Three new species of the killifish genus Melanorivulus from the Rio Parana Basin, central Brazilian Cerrado (Cyprinodontiformes, Aplocheilidae), Zoosystematics and Evolution 94 (1), pp. 17-27 : 19-22 19-22
Simpsonichthys     Wilson J. E. M. Costa & Gilberto C. Brasil, 2006, Three new species of the seasonal killifish genus Simpsonichthys, subgenus Hypsolebias (Teleostei: Cyprinodontiformes: Rivulidae) from the rio Paracatu drainage, rio São Francisco basin, Brazil., Zootaxa 1244, pp. 41-55 : 42 42

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Specimens