genus Capros vs fish genus

genus Capros and fish genus both are nouns.

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

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

genus Capros: a genus of fish in the family Caproidae, commonly known as boarfish (Capros)
fish genus: any of various genus of fish

genus Capros (noun)	fish genus (noun)
a genus of fish in the family Caproidae, commonly known as boarfish (Capros)	any of various genus of fish