Phylum Mollusca Linnaeus, 1758 - molluscs Class Bivalvia Linnaeus, 1758 - bivalves Subclass Heterodonta Neumayr, 1884 see Clade Heterodonta Neumayr, 1884 Order Venerida Gray, 1854 Superfamily Carditoidea Férussac, 1822 Family Condylocardiidae Bernard, 1896 Subfamily Condylocardiinae Bernard, 1896 Genus Condylocuna Laseron, 1953