Crotalus adamanteus vs diamondback rattlesnake

Crotalus adamanteus and diamondback rattlesnake both are nouns.

Word	Noun	Adjective	Verb	Adverb
Crotalus adamanteus	Yes	No	No	No
diamondback rattlesnake	Yes	No	No	No

As nouns, Crotalus adamanteus and diamondback rattlesnake are synonyms defined as:

Crotalus adamanteus and diamondback rattlesnake: large deadly rattlesnake with diamond-shaped markings

Other synonyms of Crotalus adamanteus include diamondback.

Crotalus adamanteus (noun)	diamondback rattlesnake (noun)
large deadly rattlesnake with diamond-shaped markings	large deadly rattlesnake with diamond-shaped markings