genus Scincus vs reptile genus

genus Scincus and reptile genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Scincus	Yes	No	No	No
reptile genus	Yes	No	No	No

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

genus Scincus (noun)	reptile genus (noun)
type genus of Scincidae	a genus of reptiles