-Animals (Kingdom Animalia)

-Molluscs (Phylum Mollusca)

-Gastropods (Class Gastropoda)

-Bivalves (Class Bivalvia)

-Subclass Autobranchia

-Infraclass Heteroconchia

-Subterclass Archiheterodonta

-Order Carditida

-Superfamily Carditoidea

-False-Cockles (Family Carditidae)

-Subfamily Venericardiinae

-Genus Cardites

-Cardites grayi

Cardites grayi is a species of bivalve mollusk in the family Carditidae. These bivalves are small to medium-sized and are typically found in marine environments. Thick and somewhat rectangular or oval in shape, with a sculptured surface featuring distinct radial ribs. Lives in sandy or muddy substrates in shallow coastal waters, often burrowing slightly for protection. A filter feeder that extracts plankton and organic particles from the surrounding water.