Phylum [Mollusca] Linnaeus, 1758 - molluscs Class Gastropoda Cuvier, 1795 - snails and slugs Subclass Pulmonata Cuvier, 1814 - land snails and slugs see Order Pulmonata Cuvier, 1814 Order Stylommatophora Schmidt, 1855 see Infraorder Stylommatophora Schmidt, 1855 1 Family Stenogyridae Fischer & Crosse, 1877 see Subfamily Stenogyrinae Fischer & Crosse, 1877 2 Superfamily Ariophantacea see Superfamily Limacacea 3 Superfamily Helicacea see Superfamily Helicoidea Rafinesque, 1815