Helicinoidea

Superfamily of gastropods Helicinoidea is a taxonomic superfamily of land snails that have an operculum. In other words, they are terrestrial operculate gastropod mollusks. They are in the order Cycloneritida and are quite closely related to the marine and freshwater nerites. Taxonomy The following families are assigned to this taxon: family Helicinidae † family Dawsonellidae † family Deianiridae family Neritiliidae family Proserpinellidae family Proserpinidae Geophorus romblonensis, family Helicinidae References ^ a b c d "Helicinoidea A. Férussac, 1822". Catalogue of Life. Species 2000: Leiden, the Netherlands. Retrieved 1 Mar 2026.