5581 Chaetodon unimaculatus Bloch, 1787 Chaetodontidae Butterflyfishes Acanthuriformes Teleostei Teardrop butterflyfish Indo-Pacific: East Africa (south to Port Alfred, South Africa, Ref. 5372) to the Hawaiian, Marquesan, and Ducie islands, north to southern Japan, south to the Lord Howe and Rapa islands; throughout Micronesia. 13 N 120 E Chaetodon unimaculatus 13 N 120 E Chaetodon unimaculatus 13 N 120 E Chaetodon unimaculatus AMNH 88342 Chaetodon unimaculatus AMNH 88409 Chaetodon unimaculatus AMNH 88410 Chaetodon unimaculatus AMNH 88432 Chaetodon unimaculatus AMNH 836 1906 Chaetodon unimaculatus AMNH 88399 1968 Chaetodon unimaculatus AMNH 51853 1970 Chaetodon unimaculatus AMNH 72427 1970 Chaetodon unimaculatus AMNH 72682 1970 Chaetodon unimaculatus GCRL 14396 1973 Chaetodon unimaculatus AMNH 50089 1979 Chaetodon unimaculatus AMNH 50088 1979 Chaetodon unimaculatus AMNH 50087 1979 Chaetodon unimaculatus AMNH 50086 1979 Chaetodon unimaculatus FISH 387389 5 S 150 E 1994 Chaetodon unimaculatus