High Quality Content by WIKIPEDIA articles! A scallop is a marine bivalve mollusc of the family Pectinidae. Scallops are a cosmopolitan family, found in all of the world's oceans. Many scallops are highly prized as a food source. The brightly-colored, fan-shaped shells of some scallops with their radiating fluted pattern are valued by shell collectors. The name "scallop" is derived from the Old French escalope, which means "shell". Like the true oysters (family Ostreidae), scallops have a central... Mehr