sea scallop vs Pecten magellanicus

sea scallop and Pecten magellanicus both are nouns.

Word	Noun	Adjective	Verb	Adverb
sea scallop	Yes	No	No	No
Pecten magellanicus	Yes	No	No	No

As nouns, sea scallop and Pecten magellanicus are synonyms defined as:

sea scallop and Pecten magellanicus: a large scallop inhabiting deep waters of the Atlantic coast of North America

Other synonyms of sea scallop include giant scallop.

sea scallop (noun)	Pecten magellanicus (noun)
a large scallop inhabiting deep waters of the Atlantic coast of North America	a large scallop inhabiting deep waters of the Atlantic coast of North America
muscle of large deep-water scallops