Meaning of CARDIIDAE

WordNet Dictionary
	Definition:		[n]  somewhat heart-shaped sand-burrowing bivalve mollusks
	Websites:
	Synonyms:		family Cardiidae
	See Also:		Bivalvia, Cardium, class Bivalvia, class Lamellibranchia, class Pelecypoda, genus Cardium, Lamellibranchia, mollusk family