alternatus, Cynolebias Costa [W. J. E. M.] & Brasil [G. C.] 1994:7, Fig. 4 [Revue française d'Aquariologie Herpétologie v. 21 (no. 1/2); ref. 21598] João Pinheiro, near Rio Paracatú, near city of Brasilândia, Rio São Francisco basin, about 17°02'52.0"S, 46°01'34.0"W, Minas Gerais State, Brazil, elevation 560 meters. Holotype: MNRJ 12523. Paratypes: MNRJ 12524 (2); MZUSP 46082 (3); UFRJ 2129-30 (1, 11), 2131 (4, c&s). •Valid as Simpsonichthys alternatus (Costa & Brasil 1994) -- (Costa 1996:130 [ref. 25271], Costa 1998:75 [ref. 23792], Costa & Nielsen 2000:7 [ref. 24442], Lazara 2001:295 [ref. 25711], Costa 2003:51 [ref. 26768], Costa in Reis et al. 2003:540 [ref. 27061], Costa 2006:17 [ref. 28620], Costa 2007:122 [ref. 29445], Costa 2008:156 [ref. 29874]). •Valid as Hypsolebias alternatus (Costa & Brasil 1994) -- (based on generic placement in Costa 2011 [ref. 31654]). Current status: Valid as Hypsolebias alternatus (Costa & Brasil 1994). Rivulidae: Cynolebiinae. Distribution: Paracatu River floodplains, São Francisco River basin, Minas Gerais State, Brazil. Habitat: freshwater.