nigriculus, Acronurus Poey [F.] 1875:143 [69], Pl. 7 [3] (figs. 18-19) [Anales de la Sociedad Española de Historia Natural, Madrid v. 4 (for 13 Jan. 1875); ref. 3509] Cuba. No types known. On p. 69 of separate. •Synonym of Acanthurus bahianus Castelnau 1855 -- (Randall 1956:225 [ref. 12221]). •Synonym of Acanthurus tractus Poey 1860 -- (Bernal & Rocha 2011:64 [ref. 31336]). Current status: Synonym of Acanthurus tractus Poey 1860. Acanthuridae. Habitat: marine.