-52.801388, -26.648611: 10 Treatments

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Hoplias australis   sp. nov.  Oyakawa, Osvaldo T. & Mattox, George M. T., 2009, Revision of the Neotropical trahiras of the Hoplias lacerdae species-group (Ostariophysi: Characiformes: Erythrinidae) with descriptions of two new species, Neotropical Ichthyology 7 (2), pp. 117-140 : 119-122 119-122
Hisonotus iota   sp. nov.  Carvalho, Tiago P. & Reis, Roberto E., 2009, Four new species of Hisonotus (Siluriformes: Loricariidae) from the upper rio Uruguay, southeastern South America, with a review of the genus in the rio Uruguay basin, Zootaxa 2113 (1), pp. 1-40 : 4-12 4-12
Crenicichla hadrostigma   sp. nov.  de Lucena, Carlos A. S., 2007, Two new species of the genus Crenicichla Heckel, 1840 from the upper rio Uruguay drainage (Perciformes: Cichlidae), Neotropical Ichthyology 5 (4), pp. 449-456 : 450-453 450-453
Neocordulia santacatarinensis   sp. nov.  Costa, J. M., Ravanello, C. T. & Souza-Franco, G. M., 2008, Description of a new species of Neocordulia Selys, 1882 (Odonata: Libellulidae, Corduliinae) from southern Brazil, Zootaxa 1704 (1), pp. 64-68 : 65-68 65-68
Ablabesmyia rafaeli   sp. nov.  Oliveira, Caroline Silva Neubern De, Silva, Mário Antonio Navarro Da & Gessner, Alaíde Aparecida Fonseca, 2013, <p> <strong> Neotropical <em> Ablabesmyia </ em> Johannsen (Diptera: Chironomidae, Tanypodinae) – Part I </ strong> </ p>, Zootaxa 3733 (1), pp. 1-123 : 106-109 106-109
Eustala taquara     Poeta, Maria Rita Muniz, 2014, The orb-weaving spider genus Eustala Simon, 1895 (Araneae, Araneidae): eight new species, redescriptions, and new records, Zootaxa 3872 (5), pp. 440-466 : 459-461 459-461
Eustala guarani   sp. nov.  Poeta, Maria Rita Muniz, 2014, The orb-weaving spider genus Eustala Simon, 1895 (Araneae, Araneidae): eight new species, redescriptions, and new records, Zootaxa 3872 (5), pp. 440-466 : 442-443 442-443
Eustala minuscula     Poeta, Maria Rita Muniz, 2014, The orb-weaving spider genus Eustala Simon, 1895 (Araneae, Araneidae): eight new species, redescriptions, and new records, Zootaxa 3872 (5), pp. 440-466 : 458-459 458-459
Cambeva alphabelardense   sp. nov.  Costa, Wilson J. E. M., Feltrin, Caio R. M. & Katz, Axel M., 2022, Two new remarkable and endangered catfish species of the genus Cambeva (Siluriformes, Trichomycteridae) from southern Brazil, European Journal of Taxonomy 794, pp. 140-155 : 142-147 142-147
Ladeaschistus borgesi   sp. nov.  Cioato, Alana, Bianchi, Filipe Michels, Eger, Joseph & Grazia, Jocelia, 2015, New species of Euschistus (Euschistus) from Jamaica, Euschistus (Mitripus) and Ladeaschistus from southern South America (Hemiptera: Heteroptera: Pentatomidae: Pentatominae), Zootaxa 4048 (4), pp. 565-574 : 570-573 570-573