Selene vs genus Selene

Selene and genus Selene both are nouns.

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

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

Selene and genus Selene: a genus of Carangidae, containing the lookdowns and moonfishes (Selene)

Selene (noun)	genus Selene (noun)
a genus of Carangidae, containing the lookdowns and moonfishes (Selene)	a genus of Carangidae, containing the lookdowns and moonfishes (Selene)
(Greek mythology) goddess of the Moon in ancient mythology; identified with Roman Luna