-58.68152, -27.376684: 10 Treatments

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Gonatocerus (Cosmocomoidea) logarzoi   sp. nov.  Triapitsyn, Serguei V., Huber, John T., Logarzo, Guillermo A., Berezovskiy, Vladimir V. & Aquino, Daniel A., 2010, Review of Gonatocerus (Hymenoptera: Mymaridae) in the Neotropical region, with description of eleven new species, Zootaxa 2456, pp. 1-243 : 174-176 174-176
Acalypha chaquensis   sp. nov.  Cardiel, José María, Muñoz, Iris Montero & García, Irene Sancho, 2018, Three new species of Acalypha (Euphorbiaceae, Acalyphoideae) from Argentina, Bolivia, Brazil and Paraguay, Phytotaxa 356 (2), pp. 158-166 : 160-162 160-162
Loricaria luciae   sp. nov.  Thomas, Matthew R., Rodriguez, Mónica S., Cavallaro, Marcel R., Froehlich, Otávio & Corrêa, Ricardo Macedo, 2013, Loricaria luciae, a new species of whiptail catfish (Siluriformes: Loricariidae) from the Paraguay and lower Paraná River basins of southeastern South America, Zootaxa 3745 (3), pp. 365-378 : 366-375 366-375
Ischnopelta guarani   sp. nov.  Rosso, Pedro & Campos, Luiz Alexandre, 2021, Revision of Ischnopelta Stål, 1868 with the description of twenty new species (Hemiptera: Pentatomidae: Discocephalinae), Megataxa 6 (2), pp. 96-184 : 141-144 141-144
Neotrops avalosi   sp. nov.  Grismado, Cristian J. & Ramírez, Martín J., 2013, The New World Goblin Spiders Of The New Genus Neotrops (Araneae: Oonopidae), Part 1, Bulletin of the American Museum of Natural History 2013 (383), pp. 1-150 : 65-69 65-69
Adenomera guarani   sp. nov.  Zaracho, Víctor H., Lavilla, Esteban O., Carvalho, Thiago R., Motte, Martha & Basso, Néstor G., 2023, Redescription of Adenomera diptyx (Boettger, 1885) (Anura, Leptodactylidae) and description of a closely related new species, European Journal of Taxonomy 888 (1), pp. 1-45 : 19-41 19-41
Goeldia leechi     Almeida-Silva, Lina M. & Brescovit, Antonio D., 2024, Unraveling the mysteries of Goeldia Keyserling, 1891: revision, description of seven new species and first record from USA (Araneae: Titanoecidae), Zootaxa 5428 (2), pp. 151-193 : 155-161 155-161
Hyetussa mesopotamica     Bustamante, Abel A. & Ruiz, Gustavo R. S., 2017, Systematics of Thiodinini (Araneae: Salticidae: Salticinae), with description of a new genus and twelve new species, Zootaxa 4362 (3), pp. 301-347 : 320 320
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
Tibellus paraguensis     Achitte-Schmutzler, Helga C. & Rubio, Gonzalo D., 2016, First description of the male of the spider Tibellus paraguensis Simon, 1897 (Araneae: Philodromidae), with new distribution records, Zootaxa 4161 (1), pp. 146-150 : 146-149 146-149