4744 Acanthurus olivaceus Bloch & Schneider, 1801 Acanthuridae Surgeonfishes, tangs, unicornfishes Acanthurinae Acanthuriformes Teleostei Orangespot surgeonfish Pacific Ocean: Christmas Island and Cocos-Keeling Islands in the eastern Indian Ocean to the Hawaiian and Tuamoto islands, north to Japan, south to Lord Howe Island. Replaced by <i>Acanthurus tennenti</i> in the Indian Ocean (Ref. 37816). UBC 720026 21 N 157 W Acanthurus olivaceus UBC 720026 21 N 157 W Acanthurus olivaceus 26 S 113 E Acanthurus olivaceus 13 N 121 E Acanthurus olivaceus AMNH 7467 1920 Acanthurus olivaceus FISH 657033 1976 Acanthurus olivaceus 60 - 60 m AMNH 95512 1990 Acanthurus olivaceus AMNH 95513 1990 Acanthurus olivaceus AMNH 95514 1990 Acanthurus olivaceus FW OOO41-T 1993 Acanthurus olivaceus FISH 387590 5 S 150 E 1994 Acanthurus olivaceus