Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Bivalvia Linnaeus, 1758 - bivalves
     Subclass Pteriomorphia Beurlen, 1944 see Superorder Pteriomorphia Beurlen, 1944
       Order Arcida Gray, 1854
         Suborder Arcina Stoliczka, 1871 see Order Arcida Gray, 1854
           Superfamily Arcoidea Lamarck, 1809
             Family Arcidae Lamarck, 1809 - arks
               Subfamily Anadarinae Reinhart, 1935
                 Genus Anadara Gray, 1847
                   1 Subgenus Anadara Gray, 1847
                   2 Subgenus Cunearca Dall, 1898
                   3 Subgenus Grandiarca Olsson, 1961
                   4 Subgenus Hataiarca Noda, 1966
                   5 Subgenus Larkinia Reinhart, 1935
                   6 Subgenus Rasia Gray, 1857
                   7 Subgenus Thyas Gray, 1857, nom. illeg.
                   8 Subgenus Mabellarca Iredale, 1939
                   9 Subgenus Tegillarca Iredale, 1939 see Genus Tegillarca Iredale, 1939