genus Archeopteryx vs Archaeopteryx lithographica

genus Archeopteryx and Archaeopteryx lithographica both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Archeopteryx	Yes	No	No	No
Archaeopteryx lithographica	Yes	No	No	No

genus Archeopteryx (noun)	Archaeopteryx lithographica (noun)
a genus of early bird that is transitional between feathered dinosaurs and modern birds (Archaeopteryx, 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