lungfish(redirected from Ceratodontimorpha)
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n. pl. lungfish or lung·fish·es
Any of several freshwater lobe-finned fishes of the group Dipnoi of Africa, South America, and Australia, having a lunglike organ that enables them to breathe air, especially during drought conditions.
n, pl -fish or -fishes
(Animals) any freshwater bony fish of the subclass Dipnoi, having an air-breathing lung, fleshy paired fins, and an elongated body. The only living species are those of the genera Lepidosiren of South America, Protopterus of Africa, and Neoceratodus of Australia
n., pl. (esp. collectively) -fish, (esp. for kinds or species) -fish•es.
any fleshy-finned fish, related to the ancient crossopterygians, having lungs as well as gills, including three surviving genera: Neoceratodus of Australia, Protopterus of Africa, and Lepidosiren of South America.
Any of several tropical freshwater fish that, in addition to having gills, have lung-like organs for breathing air. Lungfish have a long, narrow body, and certain species can survive periods of drought inside a mucus-lined cocoon in the mud. The lungfish and the coelacanths are the only living lobe-finned fishes.
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|Noun||1.||lungfish - air-breathing fish having an elongated body and fleshy paired fins; certain species construct mucus-lined mud coverings in which to survive drought|
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