Amphacanthus Bloch [M. E.] & Schneider [J. G.] 1801:206 Masc. Teuthis javus Linnaeus 1766. Type by subsequent designation. Type apparently designated first by Desmarest 1856:246 [ref. 17401] -- see Whitley 1935:138 [ref. 6396] and Whitley 1939:224 [ref. 25866] but Whitley has wrong date for Desmarest. Misspelled Amphacantus by Cuvier 1816:330 [ref. 993]. •Synonym of Siganus Forsskål 1775 -- (Tortonese 1973:456 [ref. 7192], Woodland 1990:17 [ref. 19220], Kottelat 2013:440 [ref. 32989]). •Synonym of Siganus Fabricius 1775. Current status: Synonym of Siganus Fabricius 1775. Siganidae.