Kingdom Animalia (animals) Eumetazoa (metazoans) Bilateria (bilaterally symmetrical animals) Protostomia (protostomes) Lophotrochozoa Trochozoa Mollusca (clams, snails, squids, and relatives) Class Bivalvia Order Veneroida Superfamily Mactroidea Family Mactridae Genus Tresus Species Tresus capax (fat gaper)
