Aspidophoroides vs fish genus

Aspidophoroides and fish genus both are nouns.

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

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

Aspidophoroides (noun)	fish genus (noun)
alligatorfishes	any of various genus of fish