archaeornithes

1. Primitive reptile-like fossil birds of the Jurassic or early Cretaceous (synset 101518452)
   is a type of: class - (biology) a taxonomic group containing one or more orders
   member holonym:

   • genus archaeopteryx, genus archeopteryx - a genus of fossil birds
   • genus sinornis - a genus of fossil birds
   • genus ibero-mesornis - a genus of fossil bird of the subclass Archaeornithes
   • genus archaeornis - a genus of fossil bird
   belongs to: aves, class aves - (ornithology) the class of birds
   same as: subclass archaeornithes

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