genus Archaeopteryx

Thesaurus

Noun

1.

genus Archaeopteryx - a genus of fossil birds genus Archeopteryx bird genus - a genus of birds Archaeornithes, subclass Archaeornithes - primitive reptile-like fossil birds of the Jurassic or early Cretaceous archaeopteryx, Archaeopteryx lithographica, archeopteryx - extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds