genus Paranthias vs fish genus

genus Paranthias and fish genus both are nouns.

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

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

genus Paranthias: a genus of Serranidae, containing Paranthias colonus and Paranthias furcifer (Paranthias)
fish genus: any of various genus of fish

genus Paranthias (noun)	fish genus (noun)
a genus of Serranidae, containing Paranthias colonus and Paranthias furcifer (Paranthias)	any of various genus of fish