-54.98389, -32.6: 10 Treatments

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Moenkhausia conspicua   new species  Soares, Isabel Matos & Bührnheim, Cristina Motta, 2016, A new species of Moenkhausia Eigenmann, 1903 (Characiformes: Characidae) from Amazon basin, Brazil, Zootaxa 4208 (4), pp. 392-400: 393-396 393-396
Baccharis rectialata   sp. nov.  Valtierra, María Victoria, Marchesi, Eduardo, Heiden, Gustavo & Bonifacino, José M., 2021, Baccharis rectialata (Compositae: Astereae): a new species of carqueja from Uruguay, Phytotaxa 478 (2), pp. 253-260: 257-259 257-259
Metalibitia rosascostai     Coronato-Ribeiro, Amanda & Pinto-Da-Rocha, Ricardo, 2017, Taxonomic revision and cladistic analysis of the genus Metalibitia Roewer, 1912 (Opiliones, Cosmetidae, Cosmetinae), Zootaxa 4291 (2), pp. 201-242: 224-228 224-228
Austrolebias vazferreirai     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162: 34-37 34-37
Austrolebias juanlangi     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162: 86-90 86-90
Austrolebias arachan     Wilson J. E. M. Costa, 2006, The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision., Zootaxa 1213, pp. 1-162: 113-117 113-117
Anisepyris proteus     Barbosa, Diego N. & Azevedo, Celso O., 2018, Revision of Anisepyris Kieffer (Hymenoptera, Bethylidae), with description of 135 new species, Zootaxa 4416 (1), pp. 1-258: 197-200 197-200
Tricorythodes arequita     Emmerich, Daniel & Molineri, Carlos, 2020, A new species of Tricorythodes Ulmer (Ephemeroptera: Leptohyphidae) from Uruguay, Zootaxa 4885 (1), pp. 125-132: 132 132
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
Austrolebias quirogai   new species  Loureiro, Marcelo, Duarte, Alejandro & Zarucki, Matías, 2011, A new species of Austrolebias Costa (Cyprinodontiformes: Rivulidae) from northeastern Uruguay, with comments on distribution patterns, Neotropical Ichthyology 9 (2), pp. 335-342: 336-338 336-338