Lopholatilus vs fish genus

Lopholatilus and fish genus both are nouns.

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

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

Lopholatilus (noun)	fish genus (noun)
large brightly colored food fish of deep Atlantic waters	any of various genus of fish