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 Pholadomyoidea King, 1844
             Family Parilimyidae Morton, 1981
               Genus Nipponopanacca Habe, 1977