[Animalia] Linnaeus, 1758 - animals
   Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Bilateralia
         Mollusca Linnaeus, 1758 - molluscs
           Conchifera Gegenbauer, 1878
             Bivalvia Linnaeus, 1758 - bivalves
               Protobranchia Pelseneer, 1889
                 Nuculanidae Adams & Adams, 1858 (1854) - pointed nut clams