Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Mollusca Linnaeus, 1758 - molluscs
           Subphylum Conchifera Gegenbauer, 1878
             Order Diotocardia
               1 Superfamily Pleurotomarioidea Swainson, 1840
               2 Superfamily Patelloidea Rafinesque, 1815
               3 Superfamily Cocculinacea Thiele, 1909 see Superfamily Cocculinoidea Dall, 1882
               4 Superfamily Trochoidea Rafinesque, 1815
               5 Superfamily Neritoidea Rafinesque, 1815