Phylum Mollusca Linnaeus, 1758 - molluscs Count: - Subphylum Conchifera Gegenbauer, 1878 Count: - Class Gastropoda Cuvier, 1795 - snails and slugs Count: - Subclass Orthogastropoda Ponder & Lindberg, 1995 Count: - Superorder Neritaemorphi Koken, 1896 see Order Neritimorpha Golikov & Starobogatov, 1975 Count: [f] 1o;9f 1 Order Neritopsina Cox & Knight, 1960 see Order Neritimorpha Golikov & Starobogatov, 1975 Count: [f] 9f