living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Mollusca Linnaeus, 1758 - molluscs
           Class Bivalvia Linnaeus, 1758 - bivalves
             Subclass Protobranchia Pelseneer, 1889
               Order Nuculoida - nut clams see Order Nuculida Dall, 1889
                 Superfamily Nuculanacea Adams & A, 1858, nom. illeg. see Superfamily Nuculanoidea Adams & Adams, 1858 (1854)
                   1 Family Nuculanidae Adams & Adams, 1858 (1854) - pointed nut clams
                   2 Family Tindariidae Verrill & Bush, 1897
                   3 Family Malletiidae Adams & Adams, 1858 (1846)
                   4 Family Phaseolidae Scarlato & Starobogatov, 1971
                   5 Family Lametilidae Allen & Sanders, 1973 see Family Phaseolidae Scarlato & Starobogatov, 1971