Helix is a genus of large, air-breathing land snails native to the western Palaearctic and characterized by a globular shell.
Helicinidae is a family of small tropical land snails which have an operculum. They are terrestrial operculate gastropod mollusks in the superfamily Helicinoidea.
Hemicycla is a genus of medium-sized air-breathing land snails, terrestrial pulmonate gastropods in the family Helicidae, the typical snails.
Iberus is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the subfamily Helicinae of the family Helicidae.
Pyrenaearia is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the subfamily Leptaxinae of the family Hygromiidae, the harry snails and their allies.
Tacheocampylaea is a genus of air-breathing, land snails, terrestrial pulmonate gastropod mollusks in the subfamily Murellinae of the family Helicidae, the typical snails.
Theba is a taxonomic genus of air-breathing land snails, medium-sized pulmonate gastropod mollusks in the family Helicidae, the true snails.
Trissexodon is a monotypic genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the subfamily Trissexodontinae of the family Trissexodontidae.
Vallonia is a genus of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Valloniidae.
Lauria is a genus of land snails in the family Lauriidae.
Pagodulina is a genus of very small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Pagodulinidae.
Elonidae is a family of air-breathing land snails, terrestrial pulmonate gastropods mollusks in the superfamily Helicoidea.
Otala is a genus of land snails in the subfamily Helicinae of the family Helicidae.
Monacha is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the subfamily Trochulininae Lindholm, 1927 of the family Hygromiidae, the hairy snails and their allies.
Macrochlamys is a large genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Ariophantidae.
Isognomostoma is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusk in the subfamily Ariantinae of the family Helicidae, the typical snails.
Caucasotachea is a genus of medium-sized air-breathing land snails, terrestrial pulmonate gastropod molluscs in the family Helicidae.
Rossmaessleria is a genus of land snails in the subfamily Helicinae of the family Helicidae.
Macularia is a genus of air-breathing land snails, a pulmonate gastropod in the subfamily Helicinae of the family Helicidae, the typical snails.
Obscurella is a genus of land snails with an operculum, terrestrial gastropod mollusks in the family Cochlostomatidae.
