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Definition of Archaeopteryx lithographica
1. Noun. Extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds.
Exact synonyms: Archaeopteryx, Archeopteryx
Generic synonyms: Bird
Group relationships: Genus Archaeopteryx, Genus Archeopteryx
Generic synonyms: Bird
Group relationships: Genus Archaeopteryx, Genus Archeopteryx