-51.476944, -29.017221: 10 Treatments

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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
Astyanax xiru   sp. nov.  de Lucena, Carlos A. S., Castro, Jonas Blanco & Bertaco, Vinicius A., 2013, Three new species of Astyanax from drainages of southern Brazil (Characiformes: Characidae), Neotropical Ichthyology 11 (3), pp. 537-552 : 544-546 544-546
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
Diapoma thauma   sp. nov.  Menezes, Naércio A. & Weitzman, Stanley H., 2011, A Systematic Review Of Diapoma (Teleostei: Characiformes: Characidae: Stevardiinae: Diapomini) With Descriptions Of Two New Species From Southern Brazil, Papéis Avulsos de Zoologia 51 (5), pp. 59-82 : 67-73 67-73
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
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
Astyanax procerus   sp. nov.  de Lucena, Carlos A. S., Castro, Jonas Blanco & Bertaco, Vinicius A., 2013, Three new species of Astyanax from drainages of southern Brazil (Characiformes: Characidae), Neotropical Ichthyology 11 (3), pp. 537-552 : 541-544 541-544
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
Diapoma     Toledo-Piza, Mônica, Baena, Eduardo G., Dagosta, Fernando C. P., Menezes, Naércio A., Ândrade, Marcelo, Benini, Ricardo C., Bertaco, Vinicius A., Birindelli, José Luís O., Boden, Gert, Buckup, Paulo A., Camelier, Priscila, Carvalho, Fernando R., Castro, Ricardo M. C., Chuctaya, Junior, Decru, Eva, Derijst, Eddy, Dillman, Casey B., Ferreira, Katiane M., Merxem, Dimitri G., Giovannetti, Victor, Hirschmann, Alice, Jégu, Michel, Jerep, Fernando C., Langeani, Francisco, Lima, Flávio C. T., Lucena, Carlos A. S., Lucena, Zilda Margarete S., Malabarba, Luiz R., Malabarba, Maria Cláudia S. L., Marinho, Manoela M. F., Mathubara, Kleber, Mattox, George M. T., Melo, Bruno F., Moelants, Tuur, Moreira, Cristiano R., Musschoot, Tobias, Netto-Ferreira, André L., Ota, Rafaela P., T. Oyakawa, Osvaldo, Pavanelli, Carla S., Reis, Roberto E., Santos, Osmar, Serra, Jane Piton, Silva, Gabriel S. C., Silva-Oliveira, Cárlison, Souza-Lima, Rosana, Vari, Richard P. & Zanata, Angela M., 2024, Checklist of the species of the Order Characiformes (Teleostei: Ostariophysi), Neotropical Ichthyology (e 230086) 22 (1), pp. 1-548 : 151-153 151-153
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