erythropterus, Oncobalistes Fowler [H. W.] 1946:213, Fig. 73 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 98; ref. 1456] Aguni Shima, Ryukyu Islands, Japan. Holotype (unique): ANSP 72087. Type catalog: Böhlke 1984:26 [ref. 13621]. •Synonym of Melichthys vidua (Richardson 1845) -- (Randall & Klausewitz 1973:63 [ref. 7581], Randall 2005:623 [ref. 28239], Randall 2007:471 [ref. 30952], Parenti 2021:655 [ref. 38921]). Current status: Synonym of Melichthys vidua (Richardson 1845). Balistidae. Habitat: marine.