genus Uta vs reptile genus

genus Uta and reptile genus both are nouns.

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

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

genus Uta: a reptile genus of Iguanidae, containing the side-blotched lizards (Uta)
reptile genus: a genus of reptiles

genus Uta (noun)	reptile genus (noun)
a reptile genus of Iguanidae, containing the side-blotched lizards (Uta)	a genus of reptiles