Vi fant 1 definisjoner av subclass archaeornithes på engelsk.
Noun |
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| subclass archaeornithes - primitive reptile-like fossil birds of the Jurassic or early Cretaceous | ||
| Archaeornithes, subclass Archaeornithes | ||
| class elegance in dress or behavior; "she has a lot of class" | ||
| aves, class aves (ornithology) the class of birds | ||
| 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 | ||