Any of various fishes of the group Coelacanthiformes or Actinistia, having lobed, fleshy fins. Coelacanths are crossopterygians, the ancient group of lobe-finned fishes that gave rise to land vertebrates. They were known only from Paleozoic and Mesozoic fossils until a living species ( Latimeria chalumnae ) was found in the Indian Ocean in 1938. A second Latimeria species was described in 1999.
Any of a subclass (Sarcopterygii) of bony fishes having thick, limblike, paired fins, including the lungfishes and the coelacanth
Any of various bony fishes of the class Sarcopterygii, having paired fleshy rounded fins. The lobe-finned fishes first appeared in the Devonian Period and are extinct except for the coelacanths and lungfishes.
Find another word for crossopterygian. In this page you can discover 3 synonyms, antonyms, idiomatic expressions, and related words for crossopterygian, like: coelacanth, lobefin and lobe-finned fish.