Mollusca Linnaeus, 1758 - molluscs see Phylum Mollusca Linnaeus, 1758
   Gastropoda Cuvier, 1795 see Class Gastropoda Cuvier, 1795
     Clade Neritimorpha Koken, 1896 see Order Neritimorpha Golikov & Starobogatov, 1975
       Clade Cycloneritimorpha Frýda, 1998
         Superfamily Neritoidea Rafinesque, 1815
           1 Family Neritidae Rafinesque, 1815 - nerites
           2 Family Phenacolepadidae Pilsbry, 1895
           3 Family †Pileolidae Bandel, Gründel & Maxwell, 2000