Genus MERCENARIA
Kingdom / Phylum . . . . . . . . . Class / Subclass / Infraclass Division / Superorder / Order Suborder / Infraorder . . . . . . Superfamily / Family . . . . . . . Subfamily / Genus . . . . . . . . .	Animalia / Mollusca Bivalvia / Autobranchia / Heteroconchia n.a. / Cardiiformii / Cardiida Cardiidina / n.a. Veneroidea / Veneridae n.a. / Mercenaria
Age: Distribution:	Oligocene-Recent North America, South America, Asia
Depicted on: Grenada, Carriacou & Petite Martinique, 2014 (position 2 of sheet)   Depicted is the Plio-Pleistocene M. permagna from Florida, USA.