archaeopteryx lithographica (0 synonym found)
Definition of archaeopteryx lithographica:

(n) : extinct primitive toothed bird of the jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds
Definition of archaeopteryx lithographica:

(n) : extinct primitive toothed bird of the jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds
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