achilles, Acanthurus Shaw [G.] 1803:383 [General zoology or systematic natural history v. 4; ref. 4014] No locality. No types known. •Valid as Acanthurus achilles Shaw 1803 -- (Randall 1956:201 [ref. 12221], Allen & Robertson 1994:272 [ref. 22193], Krupp in Fischer et al. 1995:842 [ref. 22829], De La Cruz Agüero et al. 1997:45 [ref. 24545], Myers 1999:269 [ref. 23965], Randall 1999:27 [ref. 25829], Thomson et al. 2000:256 [ref. 25640], Randall & Frische 2000:51 [ref. 25805], Randall & Earle 2000:21 [ref. 25806], Kuiter & Debelius 2001:30 [ref. 26232], Randall 2001:3666 [ref. 26301], Yoshigou et al. 2003:2 [ref. 26786], Myers & Donaldson 2003:646 [ref. 27495], Lobel & Lobel 2004:76 [ref. 27576], Randall et al. 2004:29 [ref. 27624], Nelson et al. 2004:174 [ref. 27807], Love et al. 2005:164 [ref. 37547], Randall 2005:574 [ref. 28239], Mundy 2005:485 [ref. 28379], Randall 2007:420 [ref. 30952], Craig 2008:65 [ref. 29767], Béarez & Séret 2009:151 [ref. 36646], Hobbs et al. 2010:64 [ref. 30769], Page et al. 2013:180 [ref. 32708], Delrieu-Trottin et al. 2015:8 [ref. 33988], Del Moral-Flores et al. 2016:611 [ref. 34923], Lobel et al. 2020:8 [ref. 37334], Love et al. 2021:208 [ref. 39279]). Current status: Valid as Acanthurus achilles Shaw 1803. Acanthuridae. Distribution: Pacific: Caroline Islands east to Hawaiian Islands, Marquesas Islands and Pitcairn Group, straying to Clipperton Island and Baja California (Mexico), south to Torres Strait (Queensland, Australia), New Caledonia and Tonga. Hybridizes with A. nigricans (Linnaeus 1758). Habitat: marine.