-54.6375, -30.779722: 10 Treatments

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Odontesthes perugiae     Wingert, Juliana M., Ferrer, Juliano & Malabarba, Luiz R., 2017, Review of the Odontesthes perugiae species group from Río de La Plata drainage, with the description of a new species (Atherinomorpha: Atherinopsidae), Zootaxa 4250 (6), pp. 501-528 : 503-514 503-514
Philornis sabroskyi     LÖWENBERG-NETO, PETER & DE CARVALHO, CLAUDIO J. B., 2013, Muscidae (Insecta: Diptera) of Latin America and the Caribbean: geographic distribution and check-list by country, Zootaxa 3650 (1), pp. 1-147 : 33 33
Hisonotus charrua     Carvalho, Tiago Pinto & Reis, Roberto E., 2011, Taxonomic review of Hisonotus Eigenmann & Eigenmann (Siluriformes: Loricariidae: Hypoptopomatinae) from the laguna dos Patos system, southern Brazil, Neotropical Ichthyology 9 (1), pp. 1-48 : 21-22 21-22
Parastacus fluviatilis   sp. nov.  Ribeiro, Felipe Bezerra, Buckup, Ludwig, Gomes, Kelly Martinez & Araujo, Paula Beatriz, 2016, Two new species of South American freshwater crayfish genus Parastacus Huxley, 1879 (Crustacea: Decapoda: Parastacidae), Zootaxa 4158 (3), pp. 301-324 : 305-311 305-311
Gymnotus cuia   sp. nov.  Craig, Jack M., Malabarba, Luiz R., Crampton, William G. R. & Albert, James S., 2018, Revision of Banded Knifefishes of the Gymnotus carapo and G. tigre clades (Gymnotidae Gymnotiformes) from the Southern Neotropics, Zootaxa 4379 (1), pp. 47-73 : 55-59 55-59
Brachyhypopomus draco   sp. nov.  Giora, Julia, Malabarba, Luiz R. & Crampton, William, 2008, Brachyhypopomus draco, a new sexually dimorphic species of Neotropical electric fish from southern South America (Gymnotiformes: Hypopomidae), Neotropical Ichthyology 6 (2), pp. 159-168 : 161-165 161-165
Tullgrenella musica     Marta, Kimberly S., Bustamante, Abel A., Hagopián, Damián, Teixeira, Renato A., Brescovit, Antonio D., Valiati, Victor H. & Rodrigues, Everton N. L., 2024, Taxonomic revision of the jumping spider genus Tullgrenella Mello-Leitão, 1941 (Araneae: Salticidae: Freyina), Zootaxa 5411 (1), pp. 1-71 : 21-22 21-22
Tullgrenella guayapae     Marta, Kimberly S., Bustamante, Abel A., Hagopián, Damián, Teixeira, Renato A., Brescovit, Antonio D., Valiati, Victor H. & Rodrigues, Everton N. L., 2024, Taxonomic revision of the jumping spider genus Tullgrenella Mello-Leitão, 1941 (Araneae: Salticidae: Freyina), Zootaxa 5411 (1), pp. 1-71 : 16-18 16-18
Akodon azarae     Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Cricetidae, Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona: Lynx Edicions, pp. 204-535 : 480-481 480-481
Eriophyidae     Navia, Denise, Duarte, Mercia Elias & Flechtmann, Carlos H. W., 2021, Eriophyoid mites (Acari: Prostigmata) from Brazil: an annotated checklist, Zootaxa 4997 (1), pp. 1-152 : 60-61 60-61