Phylum Mollusca Linnaeus, 1758 - molluscs
   Subphylum Conchifera Gegenbauer, 1878
     Class Gastropoda Cuvier, 1795 - snails and slugs
       Subclass Eogastropoda Ponder & Lindberg, 1995
         Order Patellogastropoda Lindberg, 1986
           1 Suborder Patellina Ihering, 1876 see Superfamily Patelloidea Rafinesque, 1815
           2 Suborder Nacellina Lindberg, 1988 see Superfamily Nacelloidea Thiele, 1891
           3 Suborder Lepetopsina McLean, 1990 see Superfamily Neolepetopsoidea McLean, 1990