Amazona vs bird genus

Amazona and bird genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Amazona	Yes	No	No	No
bird genus	Yes	No	No	No

As nouns, bird genus is a hypernym of Amazona; that is, bird genus is a word with a broader meaning than Amazona:

Amazona (noun)	bird genus (noun)
a genus of Psittacidae, containing the Amazon parrots (Amazona)	a genus of birds