genus Charina vs Charina

genus Charina and Charina both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Charina	Yes	No	No	No
Charina	Yes	No	No	No

As nouns, genus Charina and Charina are synonyms defined as:

genus Charina and Charina: a genus of boas of western North America containing the rosy boas or rubber boas (Charina)

genus Charina (noun)	Charina (noun)
a genus of boas of western North America containing the rosy boas or rubber boas (Charina)	a genus of boas of western North America containing the rosy boas or rubber boas (Charina)