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 Caenogastropoda Cox, 1960 see Superorder Caenogastropoda Cox, 1960
    Count: [f†f] 126f; †65f
       Clade Sorbeoconcha Ponder & Lindberg, 1997 see Order Sorbeoconcha Ponder & Lindberg, 1997
      Count: [f†f] 114f; †39f
         Clade Hypsogastropoda Ponder & Lindberg, 1997 see Suborder Hypsogastropoda Ponder & Lindberg, 1997
        Count: [f†f] 95f; †23f
           "Group" Ptenoglossa Gray, 1853 see Infraorder Ptenoglossa Gray, 1853
          Count: [f] 8f
             Superfamily Triphoroidea Gray, 1847
            Count: [f] 3f
               Family Newtoniellidae Korobkov, 1955
              Count: -
                 Subfamily Newtoniellinae Korobkov, 1955
                Count: -