escallop vs bay scallop

escallop and bay scallop both are nouns.

Word	Noun	Adjective	Verb	Adverb
escallop	Yes	No	Yes	No
bay scallop	Yes	No	No	No

As nouns, bay scallop is a hyponym of escallop; that is, bay scallop is a word with a more specific, narrower meaning than escallop:

escallop: edible marine bivalve having a fluted fan-shaped shell that swim by expelling water from the shell in a series of snapping motions
bay scallop: a small scallop inhabiting shallow waters and mud flats of the Atlantic coast of North America

Other hyponyms of escallop include Pecten irradians, giant scallop, Pecten magellanicus, sea scallop.

As nouns, bay scallop is a hyponym of escallop; that is, bay scallop is a word with a more specific, narrower meaning than escallop:

escallop: edible muscle of mollusks having fan-shaped shells; served broiled or poached or in salads or cream sauces
bay scallop: muscle of small choice shallow-water scallops

Other hyponyms of escallop include sea scallop.

escallop (noun)	bay scallop (noun)
edible marine bivalve having a fluted fan-shaped shell that swim by expelling water from the shell in a series of snapping motions	a small scallop inhabiting shallow waters and mud flats of the Atlantic coast of North America
edible muscle of mollusks having fan-shaped shells; served broiled or poached or in salads or cream sauces	muscle of small choice shallow-water scallops
thin slice of meat (especially veal) usually fried or broiled

escallop (verb)	bay scallop (verb)
bake in a sauce, milk, etc., often with breadcrumbs on top