Dermochelys coriacea vs leatherback

Dermochelys coriacea and leatherback both are nouns.

Word	Noun	Adjective	Verb	Adverb
Dermochelys coriacea	Yes	No	No	No
leatherback	Yes	No	No	No

As nouns, Dermochelys coriacea and leatherback are synonyms defined as:

Dermochelys coriacea and leatherback: wide-ranging marine turtle with flexible leathery carapace; largest living turtle

Other synonyms of Dermochelys coriacea include leatherback turtle, leathery turtle.

Dermochelys coriacea (noun)	leatherback (noun)
wide-ranging marine turtle with flexible leathery carapace; largest living turtle	wide-ranging marine turtle with flexible leathery carapace; largest living turtle