crestonis, Teuthis Jordan [D. S.] & Starks [E. C.] in Jordan 1895:485, Pl. 47 [Proceedings of the California Academy of Sciences (Series 2) v. 5; ref. 2394] Astillero estuary at Mazatlán, Sinaloa, western Mexico. Lectotype: CAS-SU 2899. Paralectotypes: BMNH 1895.5.27.157 (1) from Jordan, CAS-SU 2899 (6, including potential lectotype), USNM 47473 [ex CAS-SU 2899] (1), ZMB 14079 [from Jordan] (1). Type catalog: Böhlke 1953:104 [ref. 12291]. Lectotype established (as figured specimen) in caption to Pl. 256, p. 3284 in Jordan & Evermann 1900 [ref. 2446] if figured specimen is identifiable. •Synonym of Acanthurus xanthopterus Valenciennes 1835 -- (Randall 1956:215 [ref. 12221], Randall 2005:583 [ref. 28239], Randall 2007:428 [ref. 30952]). •Probable synonym of Acanthurus xanthopterus Valenciennes 1835 -- (Thomson et al. 2000:256 [ref. 25640]). Current status: Synonym of Acanthurus xanthopterus Valenciennes 1835. Acanthuridae. Habitat: marine.