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 Cuspidariina see Superfamily Cuspidarioidea Dall, 1886
           Family Cuspidariidae Dall, 1886
             01 Genus Cuspidaria Nardo, 1840
             02 Genus Cardiomya Adams, 1864
             03 Genus Fabagella Cossmann, 1886
             04 Genus Halonympha Dall & Smith, 1886
             05 Genus Leiomya Adams, 1864
             06 Genus Myonera Dall & Smith, 1886
             07 Genus Plectodon Carpenter, 1864
             08 Genus Protocuspidaria Allen & Morgan, 1981
             09 Genus Rengea Kuroda & Habe, 1971
             10 Genus Rhinoclama Dall & Smith, 1886