-51.5494, -28.9361: 10 Treatments

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Oxyopes salticus     Santos, Adalberto J., 2017, The jumping lynx spider Oxyopes salticus Hentz, 1845 and its Neotropical relatives (Araneae: Oxyopidae), Zootaxa 4216 (5), pp. 457-481 : 459-465 459-465
Eurycheilichthys luisae   sp. nov.  Reis, Roberto E., 2017, Unexpectedly high diversity in a small basin: A taxonomic revision of Eurycheilichthys (Siluriformes: Loricariidae), with descriptions of seven new species, Neotropical Ichthyology 15 (1), No. e 160068, pp. 1-28 : 15-19 15-19
Astyanax bagual   sp. nov.  Bertaco, Vinícius A. & Vigo, Anelise C., 2015, A new species of Astyanax Baird & Girard (Ostariophysi: Characidae) from the rio Taquari-Antas basin, southern Brazil, Neotropical Ichthyology (Neotrop. Ichthyol.) 13 (2), pp. 265-272 : 266-269 266-269
Bunocephalus erondinae   sp. nov.  Cardoso, Alexandre R., 2010, Bunocephalus erondinae, a new species of banjo catfish from southern Brazil (Siluriformes: Aspredinidae), Neotropical Ichthyology 8 (3), pp. 607-607 : 607--1 607--1
Hisonotus armatus     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 : 23 23
Homocopris williami   sp. nov.  Génier, François & Darling, James D. G., 2024, Revision of the South American genera Andinocopris new genus and Homocopris Burmeister, 1846 (Coleoptera: Scarabaeidae: Scarabaeinae: Homocoprini new tribe), European Journal of Taxonomy 925, pp. 220-267 : 254-259 254-259
Guasuctenus longipes   comb. nov.  Polotow, Daniele & Brescovit, Antonio D., 2019, Guasuctenus gen. nov., a new Neotropical spider genus of Ctenidae (Araneae), Zootaxa 4624 (4), pp. 539-550 : 543-545 543-545
Epicadus rubripes     Machado, Miguel, Teixeira, Renato Augusto & Lise, Arno Antonio, 2018, There and back again: More on the taxonomy of the crab spiders genus Epicadus (Thomisidae: Stephanopinae), Zootaxa 4382 (3), pp. 501-530 : 516 516
Oligosarcus jacuiensis   sp. nov.  Menezes, Naércio Aquino & Ribeiro, Alexandre Cunha, 2010, Oligosarcus jacuiensis (Characiformes: Characidae), a new species from the Uruguay and Jacuí River basins, southern Brazil, Neotropical Ichthyology 8 (3), pp. 649-653 : 650-651 650-651
Eurycheilichthys vacariensis   sp. nov.  Reis, Roberto E., 2017, Unexpectedly high diversity in a small basin: A taxonomic revision of Eurycheilichthys (Siluriformes: Loricariidae), with descriptions of seven new species, Neotropical Ichthyology 15 (1), No. e 160068, pp. 1-28 : 24-26 24-26