pataxo, Xenurolebias Costa [W. J. E. M.] in Costa & Amorim 2014:358, Figs. 3-4, 8 [Systematics and Biodiversity v. 12 (issue 3); ref. 33343] Seasonal pool within forest, about 5 km W of the town of Mucuri, Mucuri municipality, Bahia State, Brazil, 18°03'48"S, 39°33'53"W. Holotype: UFRJ 9732. Paratypes: UFRJ. Plus additional non-type material. •Valid as Xenurolebias pataxo Costa 2014. Current status: Valid as Xenurolebias pataxo Costa 2014. Rivulidae: Cynolebiinae. Distribution: Mucuri, Itanhem and Jucuruçu river basins, southern Bahia State, Brazil. Habitat: freshwater.