Genus Caprichthys

A genus of boxfishes with a single species, confined to southern Australia. Body short, circular in lateral view, very deep, somewhat hexagonal in cross section; keel like ridges prominent on dorsal and ventral midlines, especially dorsally; each side with distinct longitudinal ridges ventrolaterally and dorsolaterally with prominent flattened curved spine posteriorly; small flattened spine sometimes above each eye. Dorsal profile of head straight; caudal peduncle sometimes with small bony plates, never forming complete bony ring. Dorsal ridge present, lateral ridges each with a single spine, a small spine present above each eye, and caudal peduncle sometimes with small bony plates, never forming a complete bony ring.