Phylum Mollusca Linnaeus, 1758 - molluscs Class Bivalvia Linnaeus, 1758 - bivalves Subclass Heterodonta Neumayr, 1884 see Clade Heterodonta Neumayr, 1884 Order Chamida see Order Venerida Gray, 1854 Superfamily Solenoidea Lamarck, 1809 Family Solenidae Lamarck, 1809 - razor clams Genus Solena Mörch, 1853 Subgenus Eosolen Stewart, 1930