genus Etropus vs Etropus

genus Etropus and Etropus both are nouns.

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

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

genus Etropus and Etropus: a genus of Bothidae, containing the large-tooth flounders native to the coastal waters of the Americas (Etropus)

genus Etropus (noun)	Etropus (noun)
a genus of Bothidae, containing the large-tooth flounders native to the coastal waters of the Americas (Etropus)	a genus of Bothidae, containing the large-tooth flounders native to the coastal waters of the Americas (Etropus)