Meaning of crossopterygian


Pronunciation: (kro-sop"tu-rij'ē-un), [key]
— n.
  1. any fish of the group Crossopterygii, extinct except for the coelacanth, regarded as being ancestral to amphibians and other land vertebrates.
  1. pertaining to or resembling a crossopterygian.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: