-61.25, -2.1333334: 11 Treatments

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Brycon amazonicus     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 : 112-129 112-129
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
Megalonema amaxanthum   sp. nov.  Lundberg, John G. & Dahdul, Wasila M., 2008, Two new cis-Andean species of the South American catfish genus Megalonema allied to trans-Andean Megalonema xanthum, with description of a new subgenus (Siluriformes: Pimelodidae), Neotropical Ichthyology 6 (3), pp. 439-454 : 447-450 447-450
Thaumasia acreana   sp. nov.  Cruz Da Silva, Estevam L. & Carico, James E., 2012, 3567, Zootaxa 3567, pp. 1-64 : 24 24
Thaumasia senilis     Cruz Da Silva, Estevam L. & Carico, James E., 2012, 3567, Zootaxa 3567, pp. 1-64 : 7-9 7-9
Martarega membranacea     Barbosa, Julianna Freires, Ribeiro, José Ricardo Inacio & Nessimian, Jorge Luiz, 2012, A synopsis of Martarega White, 1879 (Insecta: Heteroptera: Notonectidae) occurring in the Brazilian Amazonia, with descriptions of three new species, Journal of Natural History 46 (17 - 18), pp. 1025-1057 : 1038-1039 1038-1039
Martarega nieseri   sp. nov.  Barbosa, Julianna Freires, Ribeiro, José Ricardo Inacio & Nessimian, Jorge Luiz, 2012, A synopsis of Martarega White, 1879 (Insecta: Heteroptera: Notonectidae) occurring in the Brazilian Amazonia, with descriptions of three new species, Journal of Natural History 46 (17 - 18), pp. 1025-1057 : 1034-1036 1034-1036
Metynnis melanogrammus   sp. nov.  Ota, Rafaela Priscila, Py-Daniel, Lúcia Helena Rapp & Jégu, Michel, 2016, A new Silver Dollar species of Metynnis Cope, 1878 (Characiformes: Serrasalmidae) from Northwestern Brazil and Southern Venezuela, Neotropical Ichthyology (Neotrop. Ichthyol.) 14 (4), No. e 160023, pp. 1-12 : 2-9 2-9
Myloplus lucienae   sp. nov.  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
Schusterolejeunea saxorum   stat. nov., comb. nov.  Sierra, Adriel M. & Zartman, Charles E., 2023, A taxonomic review of the Amazonian rheophyte Schusterolejeunea Grolle (Lejeuneaceae: Cololejeuneinae), with two new combinations, Cryptogamie, Bryologie 20 (4), pp. 107-122 : 114-116 114-116
Schusterolejeunea inundata var. fontinaloides   comb. nov.  Sierra, Adriel M. & Zartman, Charles E., 2023, A taxonomic review of the Amazonian rheophyte Schusterolejeunea Grolle (Lejeuneaceae: Cololejeuneinae), with two new combinations, Cryptogamie, Bryologie 20 (4), pp. 107-122 : 112-114 112-114