Phylum [Mollusca] Linnaeus, 1758 - molluscs Class Gastropoda Cuvier, 1795 - snails and slugs Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs see Class Gastropoda Cuvier, 1795 Order Archaegastropoda see Order Archaeogastropoda Thiele, 1925 Superfamily Neritacea see Superfamily Neritoidea Rafinesque, 1815 Family Neritopsidae Gray, 1847 1 Genus Neritopsis Grateloup, 1832