-51.766666, -3.0833333: 11 Treatments

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Astyanax dnophos   new species  Lima, Flávio C. T. & Zuanon, Jansen, 2004, A new species of Astyanax (Characiformes: Characidae) from the rapids of the lower rio Xingu, Brazil, Neotropical Ichthyology 2 (3), pp. 117-122: 118-120 118-120
Thaumasia hirsutochela   new species  Cruz Da Silva, Estevam L. & Carico, James E., 2012, 3567, Zootaxa 3567, pp. 1-64: 19-20 19-20
Actinopus xingu   sp. nov.  Miglio, Laura Tavares, Pérez-Miles, Fernando & Bonaldo, Alexandre B., 2020, Taxonomic Revision of the Spider Genus Actinopus Perty, 1833 (Araneae, Mygalomorphae, Actinopodidae), Megataxa 2 (1), pp. 1-2: 103-105 103-105
Decapoda     Vera, Ana Luiza, Carvalho, Fabrício Lopes & Mantelatto, Fernando Luis, 2017, Redescription of the freshwater shrimp Macrobrachium jelskii (Miers, 1877) (Caridea, Palaemonidae), Zootaxa 4269 (1): -1 -1
Spectracanthicus zuanoni   new species  Chamon, Carine C. & Rapp Py-Daniel, Lúcia H., 2014, Taxonomic revision of Spectracanthicus Nijssen & Isbrücker (Loricariidae: Hypostominae: Ancistrini), with description of three new species, Neotropical Ichthyology 12 (1), pp. 1-25: 19-22 19-22
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
Hassar orestis     Birindelli, José L. O., Fayal, Danielle F. & Wosiacki, Wolmar B., 2011, Taxonomic revision of thorny catfish genus Hassar (Siluriformes: Doradidae), Neotropical Ichthyology 9 (3), pp. 515-542: 525-533 525-533
Leporinus torrenticola   new species  Birindelli, José L. O., Teixeira, Tulio F. & Britski, Heraldo A., 2016, Two new species of Leporinus Agassiz, 1929 (Characiformes: Anostomidae) from tributaries of the lower Amazon basin in Brazil, Zootaxa 4178 (1), pp. 97-115: 106-110 106-110
Marma spelunca   sp. nov.  Salgado, Alexandre & Ruiz, Gustavo R. S., 2020, Taxonomic revision of Marma Simon, 1902 (Araneae: Salticidae: Euophryini), Zootaxa 4899 (1), pp. 287-353: 344-350 344-350
Hemiptera     Cordeiro, Isabelle R S & Moreira, Felipe F F, 2015, New distributional data on aquatic and semiaquatic bugs (Hemiptera: Heteroptera: Gerromorpha & Nepomorpha) from South America, Biodiversity Data Journal 3, pp. 4913-4913: 4913 4913
Hemiptera     Cordeiro, Isabelle R S & Moreira, Felipe F F, 2015, New distributional data on aquatic and semiaquatic bugs (Hemiptera: Heteroptera: Gerromorpha & Nepomorpha) from South America, Biodiversity Data Journal 3, pp. 4913-4913: 4913 4913