A bony fish (Hector's lanternfish) in profile after Przemysław Kubiak's Wikimedia Commons plate: fifteen structures in Latin – the operculum, the lateral line, the dorsal, adipose, caudal, anal, pelvic and pectoral fins, the caudal peduncle, the photophores, the eye, the mouth, the scales, the…
A real anatomical diagram. Hover any part to see its name, click to answer the quiz question.