ocellatus, Simpsonichthys Costa [W. J. E. M.], Nielsen [D. T. B.] & de Luca [A. C.] 2001:25, Fig. [Aquarium (Brasil) v. 4 (no. 26); ref. 25934] Temporary pool in floodplain of Río Jequitinhonha, 1 kilometer west of Itaobim, road BR-367, Minas Geraís State, Brazil [ca. 16°40'S, 41°40'W, elevation about 270 m]. Holotype: MZUSP 61232. Paratypes: MZUSP 61233 (20); UFRJ 5096-97 (9, 60), 5098 (8, c&s), 5099-5102 (4, 38, 52, 208); UMMZ uncat. (24). Also appeared as new with description in Costa & Nielsen 2001:5 [ref. 26580]; earliest not determined. •Valid as Simpsonichthys ocellatus Costa, Nielsen & de Luca 2001 -- (Costa in Reis et al. 2003:542 [ref. 27061], Costa & Brasil 2004:2 [ref. 28012], Costa 2006:17 [ref. 28620], Costa 2007:56 [ref. 29445]). •Valid as Hypsolebias ocellatus (Costa, Nielsen & de Luca 2001) -- (based on generic placement in Costa 2011 [ref. 31654], Vieira-Guimarães et al. 2024:55 [ref. 41258]). Current status: Valid as Hypsolebias ocellatus (Costa, Nielsen & de Luca 2001). Rivulidae: Cynolebiinae. Distribution: South America: middle Jequitinhonha River floodplains, Minas Gerais State (Brazil). Habitat: freshwater.