paranaensis, Austrolebias Costa [W. J. E. M.] 2006:69, Fig. 28 [Zootaxa No. 1213; ref. 28708] Temporary pools adjacent to río Paraná, about 2 kilometers east of Ayolas, 27°24'00"'S, 56°46'12"W, Misiones, Paraguay. Holotype: UFRJ 6239. Paratypes: UFRJ 4974 (3, c&s), 4975 (11). •Valid as Austrolebias paranaensis Costa 2006 -- (Volcan et al. 2017:387 [ref. 35260], Koerber et al. 2017:70 [ref. 35267]). •Valid as Argolebias paranaensis (Costa 2006) -- (Alonso et al. 2023:7 [ref. 40292], Alonsa et al. 2024:311 [ref. 40863]). Current status: Valid as Argolebias paranaensis (Costa 2006). Rivulidae: Cynolebiinae. Distribution: South America: Paraná River floodplains, southern Paraguay. Habitat: freshwater.