lobe-finned fish

/loʊb fɪnd fɪʃ/

Definitions of lobe-finned fish

1. noun

   any fish of the order Crossopterygii; most known only in fossil form
   synonyms: crossopterygian, lobefin

   types:

   Latimeria chalumnae, coelacanth

   fish thought to have been extinct since the Cretaceous period but found in 1938 off the coast of Africa

   type of:

   bony fish

   any fish of the class Osteichthyes