Parachaetodon

Parachaetodon is a monotypic genus of butterflyfishes, the only species being the sixspine butterflyfish (Parachaetodon ocellatus), which is also known as the ocellate butterflyfish or eyespot butterflyfish. is a species of butterflyfish native to tropical reefs of the eastern Indian Ocean and the western Pacific Ocean.

==Description== Parachaetodon ocellatus has a largely yellow, triangular dorsal fin. The background colour of the body is white and there are five brow or orange bands. The first of these runs through the eye and is orange in colour edged with black. The band that starts underneath the centre of the dorsal fin has a dark blotch near the base of the fin. Another, oval shaped black mark with a silvery forward margin is located on the caudal peduncle. There is a fainter bar along the margins of the dorsal and anal fins. The dorsal fin contains 6-7 spines and 28-30 soft rays while the anal fin has 3 spines and 18-20 soft rays. This species attains a maximum total length of .