Mollusca Linnaeus, 1758 - molluscs
Conchifera Gegenbauer, 1878
Gastropoda Cuvier, 1795 - snails and slugs
Orthogastropoda Ponder & Lindberg, 1995
Caenogastropoda Cox, 1960
Sorbeoconcha Ponder & Lindberg, 1997
Hypsogastropoda Ponder & Lindberg, 1997
1 Littorinimorpha Pchelintsev, 1963
2 Ptenoglossa Gray, 1853
3 Neogastropoda Wenz, 1938