-64.666664, -0.5: 10 Treatments

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Trachycorystes menezesi   new species  Britski, Heraldo A. & Akama, Alberto, 2011, New species of Trachycorystes Bleeker, with comments on other species of the genus (Ostariophysi: Siluriformes: Auchenipteridae), Neotropical Ichthyology 9 (2), pp. 273-279: 274-278 274-278
Characiformes     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
Hypostomus weberi   new species  Carvalho, Pedro Hollanda, Lima, Flávio C. T. & Zawadzki, Cláudio H., 2010, Two new species of the Hypostomus cochliodon group (Siluriformes: Loricariidae) from the rio Negro basin in Brazil, Neotropical Ichthyology 8 (1), pp. 39-48: 44-46 44-46
Ephemeroptera     Do, Jeane M. C., Salles, Frederico F. & Hamada, Neusa, 2017, Systematics of Simothraulopsis Demoulin, 1966 (Ephemeroptera: Leptophlebiidae), Zootaxa 4285 (1), pp. 1-81: 9-14 9-14
Priocharax nanus   new species  Toledo-Piza, Mônica, Mattox, George M. T. & Britz, Ralf, 2014, Priocharax nanus, a new miniature characid from the rio Negro, Amazon basin (Ostariophysi: Characiformes), with an updated list of miniature Neotropical freshwater fishes, Neotropical Ichthyology 12 (2), pp. 229-246: 231-233 231-233
Myloplus lucienae   new species  Andrade, Marcelo C., Ota, Rafaela P., Bastos, Douglas A. & Jégu, Michel, 2016, A new large Myloplus Gill 1896 from rio Negro basin, Brazilian Amazon (Characiformes: Serrasalmidae), Zootaxa 4205 (6), pp. 571-580: 572-578 572-578
Rineloricaria daraha   new species  Rapp Py-Daniel, Lúcia H. & Fichberg, Ilana, 2008, A new species of Rineloricaria (Siluriformes: Loricariidae: Loricariinae) from rio Daraá, rio Negro basin, Amazon, Brazil, Neotropical Ichthyology 6 (3), pp. 339-346: 340-344 340-344
Salina tristani     Oliveira, Fábio G. L., Cipola, Nikolas G. & Almeida, Eduardo A. B., 2020, Systematics and biogeography of Salina MacGillivray (Collembola: Entomobryoidea), with emphasis on the species groups in the New World, Insect Systematics & Evolution 51, pp. 81-138: 125-127 125-127
Eigenmannia matintapereira   SP. NOV.  Peixoto, Luiz Antônio Wanderley, Dutra, Guilherme Moreira & Wosiacki, Wolmar Benjamin, 2015, The Electric Glass Knifefishes of the Eigenmannia trilineata species-group (Gymnotiformes: Sternopygidae): monophyly and description of seven new species, Zoological Journal of the Linnean Society 175 (2), pp. 384-414: 396-401 396-401
Oecomys concolor     Carleton, Michael D., Emmons, Louise H. & Musser, Guy G., 2009, A New Species of the Rodent Genus Oecomys (Cricetidae: Sigmodontinae: Oryzomyini) from Eastern Bolivia, with Emended Definitions of O. concolor (Wagner) and O. mamorae (Thomas), American Museum Novitates 3661, pp. 1-32: 21-24 21-24