-56.766666, -23.85: 10 Treatments

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Epimetopus arcuatus   sp. nov.  Perkins, Philip D., 2012, 3531, Zootaxa 3531, pp. 1-95 : 56-58 56-58
Hydrochus radhakishunae   stat. nov.  Perkins, Philip D., 2021, Taxonomy of water beetles in the genus Hydrochus Leach, 1817, from Bolivia, Brazil and Paraguay (Coleoptera: Hydrochidae), Zootaxa 4994 (1), pp. 1-93 : 50 50
Epimetopus lacordairei     Perkins, Philip D., 2012, 3531, Zootaxa 3531, pp. 1-95 : 16 16
Hydrochus coeneni     Perkins, Philip D., 2021, Taxonomy of water beetles in the genus Hydrochus Leach, 1817, from Bolivia, Brazil and Paraguay (Coleoptera: Hydrochidae), Zootaxa 4994 (1), pp. 1-93 : 42 42
Epimetopus multiportus   sp. nov.  Perkins, Philip D., 2012, 3531, Zootaxa 3531, pp. 1-95 : 67-69 67-69
Hydrochus variabilis     Perkins, Philip D., 2021, Taxonomy of water beetles in the genus Hydrochus Leach, 1817, from Bolivia, Brazil and Paraguay (Coleoptera: Hydrochidae), Zootaxa 4994 (1), pp. 1-93 : 53 53
Gymnetis litigiosa   stat. nov.  Iorio, Osvaldo Di, 2013, A review of the Cetoniinae (Coleoptera: Scarabaeidae) from Argentina and adjacent countries: systematics and geographic distributions, Zootaxa 3668 (1), pp. 1-87 : 36-38 36-38
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
Otothyropsis piribebuy   sp. nov.  Calegari, Bárbara B., A., Pablo Lehmann & Reis, Roberto E., 2011, A new species of Otothyropsis (Siluriformes: Loricariidae) from the rio Paraguay basin, Paraguay, Neotropical Ichthyology 9 (2), pp. 253-260 : 255-258 255-258
Hyphessobrycon     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 : 182-205 182-205