lobe-finned fish

[ lohb-find ]

/ ˈloʊbˌfɪnd /

noun

any fish that has rounded scales and lobed fins, as the coelacanth.

Words nearby lobe-finned fish

lobber, lobby, lobbygow, lobbyist, lobe, lobe-finned fish, lobectomy, lobed, lobelia, lobelia family, lobeliaceous

Also called lobe·fin.

Scientific definitions for lobe-finned fish

lobe-finned fish

Any of various fishes of the class Sarcopterygii, having paired fins that are rounded and fleshy, suggesting limbs. One group of lobe-finned fish are thought to be ancestors of amphibians and other land-dwelling vertebrate animals. They first appeared in the Devonian Period and are extinct except for the coelacanth and lungfish. Also called sarcopterygian Compare ray-finned fish. See also crossopterygian.