-50.72972, -20.025: 10 Treatments

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Eigenmannia catira   sp. nov.  Cardoso, Vinicius de Carvalho & Dutra, Guilherme Moreira, 2023, Description of a new species of glass knifefish genus Eigenmannia (Gymnotiformes: Sternopygidae) from the upper rio Paraná basin, based on anatomical, karyotypic, and molecular evidences, Neotropical Ichthyology (e 230090) 21 (4), pp. 1-26 : 4-17 4-17
Brycon orbignyanus     Lima, Flávio C. T., 2017, A revision of the cis-andean species of the genus Brycon Müller & Troschel (Characiformes: Characidae), Zootaxa 4222 (1), pp. 1-189 : 90-98 90-98
Pseudonannolene halophila     Iniesta, Luiz Felipe Moretti, Bouzan, Rodrigo Salvador & Brescovit, Antonio Domingos, 2023, A reassessment of the Neotropical genus Pseudonannolene Silvestri, 1895: cladistic analysis, biogeography, and taxonomic review (Spirostreptida: Pseudonannolenidae), European Journal of Taxonomy 867 (1), pp. 1-312 : 39-42 39-42
Hemigrammus     Toledo-Piza, Mônica, Baena, Eduardo G., Dagosta, Fernando C. P., Menezes, Naércio A., Ândrade, Marcelo, Benini, Ricardo C., Bertaco, Vinicius A., Birindelli, José Luís O., Boden, Gert, Buckup, Paulo A., Camelier, Priscila, Carvalho, Fernando R., Castro, Ricardo M. C., Chuctaya, Junior, Decru, Eva, Derijst, Eddy, Dillman, Casey B., Ferreira, Katiane M., Merxem, Dimitri G., Giovannetti, Victor, Hirschmann, Alice, Jégu, Michel, Jerep, Fernando C., Langeani, Francisco, Lima, Flávio C. T., Lucena, Carlos A. S., Lucena, Zilda Margarete S., Malabarba, Luiz R., Malabarba, Maria Cláudia S. L., Marinho, Manoela M. F., Mathubara, Kleber, Mattox, George M. T., Melo, Bruno F., Moelants, Tuur, Moreira, Cristiano R., Musschoot, Tobias, Netto-Ferreira, André L., Ota, Rafaela P., T. Oyakawa, Osvaldo, Pavanelli, Carla S., Reis, Roberto E., Santos, Osmar, Serra, Jane Piton, Silva, Gabriel S. C., Silva-Oliveira, Cárlison, Souza-Lima, Rosana, Vari, Richard P. & Zanata, Angela M., 2024, Checklist of the species of the Order Characiformes (Teleostei: Ostariophysi), Neotropical Ichthyology (e 230086) 22 (1), pp. 1-548 : 172-181 172-181
Ameromyia pubiventris     Tavares, Leon Gustavo de Miranda, Machado, Renato Jose Pires & Calor, Adolfo Ricardo, 2023, The Neotropical antlion genus Ameromyia Banks, 1913 (Neuroptera: Myrmeleontidae), systematics and redefinition under a phylogenetic approach, Arthropod Systematics & amp; Phylogeny 81, pp. 499-553 : 499 499
Premnobius flechtmanni   comb. nov.  Atkinson, Thomas H., Petrov, Alexander V. & Flechtmann, Carlos A. H., 2018, New records and combinations in Neotropical Premnobius Eichhoff (Coleoptera: Curculionidae: Scolytinae: Ipini) with an illustrated key to New World species, Insecta Mundi 658, pp. 1-11 : 3 3
Hypothenemus olzenoi   sp. nov.  Atkinson, Thomas H. & Flechtmann, Carlos A. H., 2021, New species, new records and synonymy of Brazilian species of Hypothenemus Westwood, 1834 (Coleoptera: Curculionidae: Scolytinae), Insecta Mundi 2021 (846), pp. 1-33 : 22-31 22-31
Hypothenemus wilsoni   sp. nov.  Atkinson, Thomas H. & Flechtmann, Carlos A. H., 2021, New species, new records and synonymy of Brazilian species of Hypothenemus Westwood, 1834 (Coleoptera: Curculionidae: Scolytinae), Insecta Mundi 2021 (846), pp. 1-33 : 7-9 7-9
Dicamptocrana jorgenseni     Fachin, Diego Aguilar, Zichinelli, Marcela Maria Parada & Barrett, Bolívar Rafael Garcete, 2022, An illustrated checklist of Stratiomyidae (Diptera: Brachycera) from Paraguay with three new synonyms and 22 new records of species for the country, Zootaxa 5190 (1), pp. 1-55 : 24-25 24-25
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