-57.667225, -6.138889: 10 Treatments

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Rhinopetitia melanohumeralis   sp. nov.  Menezes, Naércio A. & Netto-Ferreira, Andre L., 2019, A systematic review of Rhinopetitia Géry (Teleostei, Characiformes, Characidae) with descriptions of four new species and redescription of R. myersi Géry, Zootaxa 4700 (1), pp. 59-86 : 80-84 80-84
Moenkhausia pirahan   sp. nov.  Mathubara, Kleber & Toledo-Piza, Mônica, 2020, Taxonomic study of Moenkhausia cotinho Eigenmann, 1908 and Hemigrammus newboldi (Fernández-Yépez, 1949) with the description of two new species of Moenkhausia (Teleostei: Characiformes: Characidae), Zootaxa 4852 (1), pp. 1-40 : 25-29 25-29
Xenurobrycon varii   sp. nov.  Mendonça, Marina Barreira, Peixoto, Luiz Antônio Wanderley, Dutra, Guilherme Moreira & Netto-Ferreira, André Luiz, 2016, A new miniature of Xenurobryconini (Characiformes: Characidae) from the rio Tapajós basin, Brazil, Neotropical Ichthyology (e 150057) 14 (1), pp. 1-8 : 2-7 2-7
Imparfinis munduruku   sp. nov.  Castro, Íthalo Da Silva & Wosiacki, Wolmar Benjamin, 2019, Anew species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from the Tapajós basin, Brazil, Zootaxa 4701 (5), pp. 461-472 : 462-469 462-469
Marmosops (Sciophanes) marina   sp. nov.  Ferreira, Claudilívia, Oliveira, Ana Cristina Mendes De, Lima-Silva, Luan Gabriel & Rossi, Rogério Vieira, 2020, Taxonomic review of the slender mouse opossums of the “ Parvidens ” group from Brazil (Didelphimorphia: Didelphidae: Marmosops), with description of a new species, Zootaxa 4890 (2), pp. 201-233 : 208-221 208-221
Euryrhynchus amazoniensis     Pachelle, Paulo P. G. & Tavares, Marcos, 2018, The freshwater shrimp family Euryrhynchidae Holthuis, 1950 (Crustacea: Decapoda: Caridea) revisited, with a taxonomic revision of the genus Euryrhynchus Miers, 1878, Zootaxa 4380 (1) : 17-37 17-37
Corydoras caramater   sp. nov.  Tencatt, Luiz Fernando Caserta, Couto, Ondina Lillan Pinto do, Santos, Sérgio Alexandre dos & Sousa, Leandro Melo de, 2024, A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon, Neotropical Ichthyology (e 230112) 22 (1), pp. 1-30 : 4-23 4-23
Osoriellus ocularis   sp. nov.  Irmler, Ulrich, 2014, The Neotropical species of the genus Osoriellus FAGEL, 1959 (Coleoptera: Staphylinidae: Osoriinae), Beiträge Zur Entomologie = Contributions to Entomology 64 (2), pp. 231-354 : 238 238
Rhinoleucophenga jacareacanga     Poppe, Jean Lucas, Valente, Vera Lúcia Da Silva, Santos, João Pedro Junges Dos & Gottschalk, Marco Silva, 2016, A new species of the genus Rhinoleucophenga (Diptera: Drosophilidae) and redescription of five species from Neotropical region, Zootaxa 4208 (3), pp. 261-281 : 279 279
Pseudocanthon xanthurus     Nazaré-Silva, Everton E. & Silva, Fernando A. B., 2021, A taxonomic revision of the South American species of Pseudocanthon Bates, 1887 (Coleoptera: Scarabaeidae: Scarabaeinae: Deltochilini), Zootaxa 5027 (1), pp. 61-86 : 67-75 67-75