Conuropsis carolinensis vs Carolina parakeet

Conuropsis carolinensis and Carolina parakeet both are nouns.

Word	Noun	Adjective	Verb	Adverb
Conuropsis carolinensis	Yes	No	No	No
Carolina parakeet	Yes	No	No	No

As nouns, Conuropsis carolinensis and Carolina parakeet are synonyms defined as:

Conuropsis carolinensis and Carolina parakeet: extinct parakeet whose range extended far into the United States

Conuropsis carolinensis (noun)	Carolina parakeet (noun)
extinct parakeet whose range extended far into the United States	extinct parakeet whose range extended far into the United States