pterophyllus, Hypsolebias Costa [W. J. E. M.] in Costa, Amorim & Mattos 2012:88, Figs. 11, 16 [Systematics and Biodiversity v. 10 (no. 1); ref. 31845] Seasonal pool near road BR-161, São Francisco River floodplains, 6 km north of Igarité, 11°34'27"S, 43°21'06"W, Estado da Bahia, Brazil, elevation 420 meters. Holotype: UFRJ 8376. Paratypes: BMNH 2011.11.17.3-6 (3), plus many at UFRJ. Plus addtional non-type material. •Valid as Hypsolebias pterophyllus Costa 2012 -- (Costa et al. 2013:1 [ref. 32952], Britzke et al. 2016:134 [ref. 34461], Silva et al. 2020:14 [ref. 37809]). Current status: Valid as Hypsolebias pterophyllus Costa 2012. Rivulidae: Cynolebiinae. Distribution: South America: banks of São Francisco River (Bahia State, Brazil). Habitat: freshwater.