-57.55, -25.699999: 11 Treatments

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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
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
Prolycosides aussereri   comb. nov.  Paredes-Munguía, Williams, Brescovit, Antonio D. & Teixeira, Renato A., 2024, Revision of Neotropical wolf spider genus Arctosa C. L. Koch, 1847 (Araneae: Lycosidae), with description of seven new species, Zootaxa 5414 (1), pp. 1-83 : 59-66 59-66
Triportheus pantanensis   sp. nov.  Malabarba, Maria Claudia S. L., 2004, Revision of the Neotropical genus Triportheus Cope, 1872 (Characiformes: Characidae), Neotropical Ichthyology 2 (4), pp. 167-204 : 197-198 197-198
Riggenbachiella paranaense   comb. nov.  Philippe Vieira Alves, Alain de Chambrier, José Luis Luque & Tomáš Scholz, 2017, Untangling convoluted taxonomy of Chambriella Rego, Chubb & Pavanelli, 1999 (Cestoda: Proteocephalidae), with erection of Riggenbachiella n. g. and the description of a new species from pimelodid catfishes in the Neotropical Region, Syst Parasitol 94, pp. 367-389 : 376-380 376-380
Epimetopus lanceolatulus   sp. nov.  Perkins, Philip D., 2012, 3531, Zootaxa 3531, pp. 1-95 : 70-72 70-72
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
Corydoras aurofrenatus     Tencatt, Luiz Fernando Caserta, Santos, Sérgio Alexandre dos & Britto, Marcelo Ribeiro de, 2020, Taxonomic review of the typical long-snouted species of Corydoras (Siluriformes: Callichthyidae) from the río de La Plata basin, Neotropical Ichthyology 18 (4), pp. 1-36 : 16-26 16-26
Anastrepha obliqua     Clavijo, Pedro Alexander Rodriguez, Miret, Luz Maria, Norrbom, Allen L., Garay, Liz Carolina, Coronel, Blanca E. & Peñaranda, Emilio Arévalo, 2020, New records of Anastrepha (Diptera: Tephritidae) from Paraguay, Zootaxa 4809 (1), pp. 141-155 : 144 144
Apopyllus centralis     Piñanez Espejo, Yolanda M. G., Kochalka, John A. & Garcete Barrett, Bolívar R., 2019, A new species and two new records of the ground spider genus Apopyllus (Araneae, Gnaphosidae) from Paraguay, Zootaxa 4664 (4), pp. 594-600 : 598 598
Ptecticus testaceus     Fachin, Diego Aguilar, Zichinelli, Marcela Maria Parada & Barrett, Bolívar Rafael Garcete, 2022, An illustrated checklist of Stratiomyidae (Diptera: Brachycera) from Paraguay with three new synonyms and 22 new records of species for the country, Zootaxa 5190 (1), pp. 1-55 : 29 29