• synonyms

lobe-finned fish

[ lohb-find ]
/ ˈloʊbˌfɪnd /


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


The Tastiest Names For The Most Disgusting MealsRead more in this article about some frequently asked questions and fun facts related to our definitions.

Nearby words

lobby, lobbygow, lobbying, lobbyist, lobe, lobe-finned fish, lobectomy, lobed, lobefin, lobelia, lobelia family
Also called lobe·fin. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Science 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.