Clausiliidae, also known by their common name the door snails, are a taxonomic family of small, very elongate, mostly left-handed, air-breathing land snails, sinistral terrestrial pulmonate gastropod mollusks.
Dicharax is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Alycaeidae.
Orcula is a genus of land snails in the family Orculidae. It is the type genus of the family.
Orculidae is a family of mostly minute, air-breathing, land snails; terrestrial pulmonate gastropod mollusks in the superfamily Pupilloidea.
Pupinidae is a taxonomic family of land snails with an operculum, terrestrial gastropod mollusks in the superfamily Cyclophoroidea.
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.
Pyramidulidae is a family of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Pupilloidea.
Orthurethra is a clade of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the clade Stylommatophora.
Pupilloidea is a superfamily of small and very small air-breathing land snails, terrestrial gastropod mollusks in the infraorder Pupilloidei.
Plectopylidae is a taxonomic family of large air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Plectopyloidea.
Diapheridae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Streptaxoidea.
Sinoennea is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Diapheridae.
Plectopylis is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Plectopylidae.
Gastrocoptidae is a family of minute, air-breathing land snails, terrestrial pulmonate gastropod molluscs in the superfamily Pupilloidea.
Coptocheilus is a genus of land snails with an operculum, terrestrial gastropod mollusks in the subfamily Pupinellinae of the family Pupinidae.
Metalycaeus is a genus of tropical land snails with an operculum, terrestrial gastropod mollusks in the family Alycaeidae.
Pagodulinidae is a family of gastropods belonging to the superfamily Pupilloidea.
Pseudopomatias is a genus of land snails in the subfamily Pupinellinae of the family Pupinidae in the superfamily Cyclophoroidea.
Plebecula is a genus of land snails in the subfamily Geomitrinae of the family Geomitridae.
Domunculifex is a genus of land snails in the family Geomitridae.
