Phalaenoptilus vs bird genus

Phalaenoptilus and bird genus both are nouns.

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

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

Phalaenoptilus: a genus of Caprimulgidae, containing the common poorwill (Phalaenoptilus)
bird genus: a genus of birds

Phalaenoptilus (noun)	bird genus (noun)
a genus of Caprimulgidae, containing the common poorwill (Phalaenoptilus)	a genus of birds