-56.855278, -4.870556: 10 Treatments

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Brachychalcinus sabaji   sp. nov.  Garcia-Ayala, James Raul, Lima, Flávio César Thadeo de, Gama, Cecile de Souza & Benine, Ricardo Cardoso, 2024, A new striped species of Brachychalcinus (Ostariophysi: Characiformes) from Amapá and Pará states, northern Brazil, Neotropical Ichthyology (e 230070) 22 (1), pp. 1-12 : 3-8 3-8
Curculionichthys itaim   sp. nov.  Roxo, Fábio F., Dias, Angelica C., Silva, Gabriel S. C. & Oliveira, Claudio, 2017, Two new species of Curculionichthys (Siluriformes: Loricariidae) from the rio Amazonas basin, Brazil, Zootaxa 4341 (2) : -1 -1
Rhinotocinclus britskii   comb. nov.  Reis, Roberto E. & Lehmann A., Pablo, 2022, A new genus of armored catfish (Siluriformes: Loricariidae) from the Greater Amazon, with a review of the species and description of five new species, Neotropical Ichthyology (e 220002) 20 (2), pp. 1-100 : 19-22 19-22
Tapajos     Carvalho, Thiago R. D., Moraes, Leandro J. C. L., Lima, Albertina P., Fouquet, Antoine, Peloso, Pedro L. V., Pavan, Dante, Drummond, Leandro O., Rodrigues, Miguel T., Giaretta, Ariovaldo A., Gordo, Marcelo, Neckel-Oliveira, Selvino & Haddad, Célio F. B., 2021, Systematics and historical biogeography of Neotropical foam-nesting frogs of the Adenomera heyeri clade (Leptodactylidae), with the description of six new Amazonian species, Zoological Journal of the Linnean Society 191, pp. 395-433 : 422-424 422-424
Curculionichthys itaim     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 : 13 13
Thayeria tapajonica   sp. nov.  Moreira, Cristiano R. & Lima, Flávio C. T., 2017, Thayeria tapajonica (Characiformes: Characidae), a new species from rio Tapajós basin, Brazil, Zootaxa 4344 (1), pp. 137-146 : 138-143 138-143
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
Orasema worcesteri     Burks, Roger A., Heraty, John M., Dominguez, Chrysalyn & Mottern, Jason L., 2018, Complex diversity in a mainly tropical group of ant parasitoids: Revision of the Orasema stramineipes species group (Hymenoptera: Chalcidoidea: Eucharitidae), Zootaxa 4401 (1), pp. 1-107 : 99-101 99-101
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
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