nitens, Hypsolebias Costa [W. J. E. M.] in Costa, Amorim & Mattos 2012:79, Figs. 4, 12 [Systematics and Biodiversity v. 10 (no. 1); ref. 31845] Seasonal lagoon in floodplains of lower Verde River, a right tributary of middle São Francisco River, about 30 km north of the town of Itaguaçu, 10°43'20"S, 42°20'30"W, Bahia State, Brazil, elevation 414 meters. Holotype: UFRJ 8289. Paratypes: BMNH 2011.11.17.9-11 (3); UFRJ 6852 (3), 6853 (12), 8288 (4, c&s). •Valid as Hypsolebias nitens Costa 2012 -- (Costa et al. 2013:1 [ref. 32952], Britzke et al. 2016:134 [ref. 34461], Loureiro et al. 2018:11 [ref. 36240], Silva et al. 2020:14 [ref. 37809]). Current status: Valid as Hypsolebias nitens Costa 2012. Rivulidae: Cynolebiinae. Distribution: South America: lower Rio Verde basin, São Francisco River system (Bahia State, Brazil). Habitat: freshwater.