肉にく鰭き綱こうMeanings1nounSarcopterygii; lobe-finned fishesTaxonomic class name used in biology; refers to the group of bony fish with fleshy, lobed fins, including coelacanths and lungfish.肉にく鰭き綱こうにはシーラカンスやハイギョが含ふくまれる。Sarcopterygii includes coelacanths and lungfish.