Prionotus vs fish genus

Prionotus and fish genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Prionotus	Yes	No	No	No
fish genus	Yes	No	No	No

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

Prionotus (noun)	fish genus (noun)
a genus of Triglidae	any of various genus of fish