bony fish - any fish of the class Osteichthyes

Dipnoi, subclass Dipnoi - bony fishes of the southern hemisphere that breathe by a modified air bladder as well as gills; sometimes classified as an order of Crossopterygii

ceratodus - extinct lungfish

barramunda, barramundi, Neoceratodus forsteri - large edible Australian lungfish having paddle-shaped fins