CROSSOPTERYGIAN

Pronunciation (US):

(GB):

 Dictionary entry overview: What does crossopterygian mean? 

• CROSSOPTERYGIAN (noun)
  The noun CROSSOPTERYGIAN has 1 sense:

1. any fish of the order Crossopterygii; most known only in fossil form

  Familiarity information: CROSSOPTERYGIAN used as a noun is very rare.

 Dictionary entry details 

• CROSSOPTERYGIAN (noun)

Sense 1

Meaning:

Any fish of the order Crossopterygii; most known only in fossil form

Classified under:

Nouns denoting animals

Synonyms:

crossopterygian; lobe-finned fish; lobefin

Hypernyms ("crossopterygian" is a kind of...):

bony fish (any fish of the class Osteichthyes)

Hyponyms (each of the following is a kind of "crossopterygian"):

coelacanth; Latimeria chalumnae (fish thought to have been extinct since the Cretaceous period but found in 1938 off the coast of Africa)

Holonyms ("crossopterygian" is a member of...):

Crossopterygii; subclass Crossopterygii (fishes having paired fins resembling limbs and regarded as ancestral to amphibians)