Kingdom Animalia (animals) Eumetazoa (metazoans) Bilateria (bilaterally symmetrical animals) Protostomia (protostomes) Lophotrochozoa Trochozoa Mollusca (clams, snails, squids, and relatives) Class Bivalvia Order Arcoida Family Arcidae Genus Acar Genus Anadara Genus Arca Genus Barbatia Genus Bathyarca Genus Bentharca
