genus Procyon vs mammal genus

genus Procyon and mammal genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Procyon	Yes	No	No	No
mammal genus	Yes	No	No	No

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

genus Procyon (noun)	mammal genus (noun)
the type genus of the family Procyonidae: raccoons	a genus of mammals