5579 Chaetodon trifasciatus Park, 1797 Chaetodontidae Butterflyfishes Acanthuriformes Teleostei Melon butterflyfish Indian Ocean: from East Africa and islands of western and central Indian Ocean to Andaman Sea, Cocos-Keeling Islands, Christmas Island, and western Indonesia (western Sumatra, Java, Bali ad Nusa Penida).. According to Randall, pers. comm. 1995 <i>Chaetodon trifasciatus</i> occurs only in the Indian Ocean while <i>Chaetodon lunulatus</i> occurs only in the Pacific). DNA (from tissue samples) expected to further distinguished two distinct species (<i>Chaetodon lunulatus</i> and <i>Chaetodon trifasciatus</i> (Ref. 86689). AMNH 22076 Chaetodon trifasciatus IORAS 02264 Chaetodon trifasciatus GCRL 22731 Chaetodon trifasciatus 3 - 8 m AMNH 90119 Chaetodon trifasciatus AMNH 88414 Chaetodon trifasciatus AMNH 88411 Chaetodon trifasciatus AMNH 28668 Chaetodon trifasciatus AMNH 16660 Chaetodon trifasciatus AMNH 220773 Chaetodon trifasciatus AMNH 834 1906 Chaetodon trifasciatus AMNH 9456 1927 Chaetodon vittatus AMNH 50672 1946 Chaetodon trifasciatus AMNH 72211 1970 Chaetodon trifasciatus AMNH 72372 1970 Chaetodon trifasciatus AMNH 72461 1970 Chaetodon trifasciatus AMNH 72464 1970 Chaetodon trifasciatus AMNH 72471 1970 Chaetodon trifasciatus AMNH 72525 1970 Chaetodon trifasciatus AMNH 72553 1970 Chaetodon trifasciatus AMNH 72680 1970 Chaetodon trifasciatus AMNH 51766 1970 Chaetodon trifasciatus AMNH 51956 1970 Chaetodon trifasciatus GCRL 14364 1973 Chaetodon trifasciatus AMNH 50083 1979 Chaetodon trifasciatus AMNH 50084 1979 Chaetodon trifasciatus AMNH 50082 1979 Chaetodon trifasciatus AMNH 50081 1979 Chaetodon trifasciatus AMNH 50080 1979 Chaetodon trifasciatus AMNH 50085 1979 Chaetodon trifasciatus GCRL 22673 1985 Chaetodon trifasciatus 12 - 15 m GCRL 30458 1985 Chaetodon trifasciatus 3 - 8 m GCRL 31097 1985 Chaetodon trifasciatus 5 - 8 m GCRL 31113 1985 Chaetodon trifasciatus 5 - 8 m GCRL 31144 1985 Chaetodon trifasciatus 5 - 8 m GCRL 23420 1987 Chaetodon trifasciatus 1 m GCRL 30454 1987 Chaetodon trifasciatus 2 m GCRL 30455 1987 Chaetodon trifasciatus 2 - 3 m GCRL 30457 1987 Chaetodon trifasciatus 1 - 3 m GCRL 30460 1987 Chaetodon trifasciatus 1 - 2 m GCRL 30463 1987 Chaetodon trifasciatus 4 m GCRL 31118 1987 Chaetodon trifasciatus 1 - 2 m GCRL 31131 1987 Chaetodon trifasciatus 6 - 21 m