"Animalia" . . . . "Chaetodon" . . . . "Actinopterygii" . "Chordata" . "Perciformes" . . . . "Chaetodon mertensii" . . . . . "Chaetodon mertensii Cuvier 1831" . "Cuvier 1831" . "Atoll Butterflyfish" . "Chaetodontidae" . . .