* Acanthurus achilles Shaw, 1803. Achilles Surgeon or Achilles Tang. To 26 cm (10.2 in) TL (Randall in Carpenter and Niem 2001). Cabo San Lucas, southern Baja California (Thomson et al. 1979), and south-western Gulf of California (Robertson and Allen 2015). Inshore surge areas (Allen and Robertson 1994); depth: to 45 m (148 ft) (Wagner et al. 2014).