gibbus, Cynolebias Costa [W. J. E. M.] 2001:378, Figs. 31-32 [Ichthyological Exploration of Freshwaters v. 12 (no. 4); ref. 25719] Temporary pool, 9.5 kilometers north of Sítio do Mato, about 13°00'S, 43°25'W, Bahia, Brazil. Holotype: MZUSP 62568. Paratypes: UFRJ 4796-97 (5, 2), 5027 (1), 5133 (2, c&s), 5134 (1, c&s); MZUSP 62569 (3). •Valid as Cynolebias gibbus Costa 2001 -- (Costa in Reis et al. 2003:529 [ref. 27061], Costa 2009:146 [ref. 30511], Costa 2014:80 [ref. 33510], Silva et al. 2020:13 [ref. 37809]). Current status: Valid as Cynolebias gibbus Costa 2001. Rivulidae: Cynolebiinae. Distribution: South America middle São Francisco River basin (Brazil). Habitat: freshwater.