Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Mollusca Linnaeus, 1758 - molluscs
     Subphylum Diasoma Runnegar & Pojeta Jr., 1974 see Phylum Mollusca Linnaeus, 1758
       Class Pelecypoda Goldfuss, 1820 see Class Bivalvia Linnaeus, 1758
         Subclass Heteroconchia Gray, 1854 see Superorder Heteroconchia Gray, 1854
           Genus †Actinodonta Phillips, 1848
           Genus Anodontia Link, 1807
           Genus †Aphrodina Conrad, 1869
           Genus †Astartella Hall, 1858
           Genus †Babinka Perner, 1881
           Genus Codakia Scopoli, 1777
           Genus †Cycloconcha Miller, 1874
           Genus †Cyprimeria Conrad, 1864
           Genus Ensis Schumacher, 1817
           Genus Gemma Deshayes, 1853
           Genus †Granocardium Gabb, 1868
           Genus Iridina Lamarck, 1819
           Genus Lucina Bruguière, 1797
           Genus Lucinoma Dall, 1901
           Genus †Lyrodesma Conrad, 1841
           Genus Macrocallista Meek, 1876
           Genus †Megalomoidea Cox, 1964
           Genus Mercenaria Schumacher, 1817
           Genus †Monopleura Matheron, 1842
           Genus Mya Linnaeus, 1758
           Genus Panopea Ménard de la Groye, 1807
           Genus †Paracyclas Hall, 1843
           Genus Phacoides Agassiz, 1846
           Genus †Pterotrigonia Hoepen, 1929
           Genus †Redonia Rouault, 1851
           Genus †Requienia Matheron, 1843
           Genus †Schizodus King, 1844
           Genus Tagelus Gray, 1847
           Genus Thyasira Lamarck, 1818
           Genus †Veniella Stoliczka, 1870
           Family †Babinkidae Horný, 1960
           Superfamily Lucinacea Fleming, 1828, nom. illeg. see Superfamily Lucinoidea Fleming, 1828
           Family †Redoniidae Babin, 1966
           Family †Cycloconchidae Ulrich, 1894
           Superfamily Crassatellacea Férussac, 1822 see Superfamily Crassatelloidea Férussac, 1822
           Family †Lyrodesmatidae Fischer, 1886
           Superfamily Trigoniacea Lamarck, 1819 see Superfamily Trigonioidea Lamarck, 1819
           Genus †Crassatella Lamarck, 1799