Mollusca Linnaeus, 1758 - molluscs see Phylum Mollusca Linnaeus, 1758
Count: 410f; †195f
   Gastropoda Cuvier, 1795 see Class Gastropoda Cuvier, 1795
  Count: [f†f] 410f; †172f
     Clade Neritimorpha Koken, 1896 see Order Neritimorpha Golikov & Starobogatov, 1975
    Count: [f†f] 9f; †17f
       Superfamily †Palaeotrochoidea Knight, 1956, incertae sedis
      Count: [†f] †1f
         Family †Palaeotrochidae Knight, 1956
        Count: -