Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Bivalvia Linnaeus, 1758 - bivalves
     Subclass Anomalodesmata Dall, 1889 [monotypic] see Order Anomalodesmata Dall, 1889
       Order Pholadomyida Newell, 1965
         Suborder Pholadomyina Newell, 1965 see Order Pholadomyida Newell, 1965
           Superfamily Pandoroidea Rafinesque, 1815
             1 Family Thraciidae Stoliczka, 1870 (1839)
             2 Family Laternulidae Hedley, 1918
             3 Family Periplomatidae Dall, 1895
             4 Family Lyonsiidae Fischer, 1887
             5 Family Pandoridae Rafinesque, 1815 [monotypic]
             6 Family Myochamidae Carpenter, 1861
             7 Family Cleidothaeridae Hedley, 1918 (1870) [monotypic]