-55.5475, -11.441944: 12 Treatments

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Geophagus pyrineusi   sp. nov.  Deprá, Gabriel De Carvalho, Ohara, Willian Massaharu & Silva, Hugmar Pains, 2022, Geophagus pyrineusi: a new species from the rio Teles Pires, rio Tapajós basin, Brazil (Cichliformes: Cichlidae: Geophagini), Zootaxa 5162 (1), pp. 37-53 : 42-50 42-50
Brycon falcatus     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 : 142-158 142-158
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
Scybalocanthon uniplagiatus   comb. nov.  Silva, Fernando A. B. & Valois, Marcely, 2019, A taxonomic revision of the genus Scybalocanthon Martínez, 1948 (Coleoptera Scarabaeidae: Scarabaeinae: Deltochilini), Zootaxa 4629 (3), pp. 301-341 : 337-338 337-338
Acestrocephalus acutus   sp. nov.  Menezes, Naércio A., 2006, Description of five new species of Acestrocephalus Eigenmann and redescription of A. sardina and A. boehlkei (Characiformes: Characidae), Neotropical Ichthyology 4 (4), pp. 385-400 : 397-398 397-398
Archolaemus luciae   sp. nov.  Vari, Richard P., Santana, Carlos David De & Wosiacki, Wolmar B., 2012, South American electric knifefishes of the genus Archolaemus (Ostariophysi, Gymnotiformes): undetected diversity in a clade of rheophiles, Zoological Journal of the Linnean Society 165 (3), pp. 670-699 : 689-692 689-692
Caenotropus schizodon   new species  Alexandre Scharcansky & Carlos Alberto Santos de Lucena, 2007, Caenotropus schizodon, a new chilodontid fish from the Rio Tapajos drainage, Brazil (Ostariophysi: Characiformes: Chilodontidae)., Zootaxa 1557, pp. 59-66 : 60-63 60-63
Leporinus sidlauskasi   sp. nov.  Britski, Heraldo A. & Birindelli, José L., 2019, Description of a new species of Leporinus (Characiformes: Anostomidae) from the Rio Tapajós basin, Brazil, Zootaxa 4603 (1), pp. 183-191 : 184-188 184-188
Centromochlus meridionalis   sp. nov.  Sarmento-Soares, Luisa Maria, Cabeceira, Fernando G., Carvalho, Lucélia Nobre, Zuanon, Jansen & Akama, Alberto, 2013, Centromochlus meridionalis, a new catfish species from the southern Amazonian limits, Mato Grosso State, Brazil (Siluriformes: Auchenipteridae), Neotropical Ichthyology 11 (4), pp. 797-808 : 799-804 799-804
Coarctana oricula   sp. nov.  Domahovski, Alexandre Cruz & Cavichioli, Rodney Ramiro, 2023, Phylogenetic analysis and revision of the leafhopper genus Acuera DeLong & Freytag (Hemiptera: Cicadellidae: Gyponini) based on morphological data, Arthropod Systematics & amp; Phylogeny 81, pp. 79-164 : 79 79
Amblyscarta pinna   sp. nov.  Mejdalani, Gabriel, Domahovski, Alexandre C. & Cavichioli, Rodney R., 2019, Three new Brazilian species of the sharpshooter genus Amblyscarta Stål, 1869 and redescription of A. unifasciata (Fabricius, 1803) comb. nov. (Insecta: Hemiptera: Cicadellidae: Cicadellini), Zootaxa 4711 (2), pp. 379-392 : 386-388 386-388
Acusana adunca   sp. nov.  Domahovski, Alexandre Cruz & Cavichioli, Rodney Ramiro, 2019, Acusana DeLong (Hemiptera: Cicadellidae: Gyponini), a genus not previously recorded in Brazil: description of four new species for the Brazilian fauna, Zootaxa 4571 (4), pp. 531-543 : 532-535 532-535