archaeornithes | ||
1. | [ noun ] (biology,zoology) primitive reptile-like fossil birds of the Jurassic or early Cretaceous | |
Synonyms: | subclass_Archaeornithes | |
Related terms: | class Aves genus_Ibero-mesornis genus_Archaeornis genus_Sinornis genus_Archaeopteryx | |
Similar spelling: |
archaeornis |