WDiplommatinidae is a family of small land snails, also known as staircase snails, with an operculum, terrestrial gastropod mollusks in the superfamily Cyclophoroidea. The Cochlostomatinae Kobelt, 1902, were previously considered a subfamily of the Diplommatinidae, but are now known to be a separate family.
WArinia is a genus of small land snails with an operculum, terrestrial gastropod mollusks in the family Diplommatinidae. The genus was originally described by Henry and Arthur Adams in 1856.
WCochlostoma salomoni is an extinct species of land snail with an operculum, a terrestrial gastropod mollusk in the family Cochlostomatidae.
WCochlostoma septemspirale is a species of a land snail with an operculum, a terrestrial gastropod mollusk in the family Cochlostomatidae.
WDiancta is a genus of sea snails in the family Diplommatinidae.
WDiancta crookshanksi is a species of land snail, a gastropoda mollusk in the family Diplommatinidae.
WDiplommatina is a genus of land snails with an operculum, terrestrial gastropod mollusks in the family Diplommatinidae.
WDiplommatina lourinae is a species of land snail, a gastropoda mollusk in the family Diplommatinidae.
WEuthema is a fossil genus of minute land snails with an operculum, terrestrial gastropod molluscs in the family Diplommatinidae from the Cretaceous Burmese and Hkamti ambers.
WMoussonia is a genus of land snails with an operculum, terrestrial gastropod molluscs in the family Diplommatinidae.
WOpisthostoma is a genus of minute land snails with opercula, terrestrial gastropod mollusks or micromollusks in the family Diplommatinidae.
WOpisthostoma decrespignyi is a species of minute land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae. This species is endemic to Malaysia. Its natural habitat is subtropical or tropical moist lowland forests. It is threatened by habitat loss.
WOpisthostoma everettii is a species of air-breathing land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae.
WOpisthostoma fraternum is a species of minute land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae. It is endemic to Malaysia. Its natural habitat is subtropical or tropical moist lowland forests. It is threatened by habitat loss.
WOpisthostoma goniostoma is a species of air-breathing land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae.
WOpisthostoma grandispinosum is a species of air-breathing land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae.
WOpisthostoma hosei is a species of air-breathing land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae.
WOpisthostoma lituus is a species of air-breathing land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae.
WOpisthostoma mirabile is a species of air-breathing land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae.
WOpisthostoma pulchellum is a species of air-breathing land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae.
WOpisthostoma shelfordi is a species of air-breathing land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae.
WOpisthostoma stellasubis is a species of land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae.
WPalaina is a genus of minute land snails with opercula, terrestrial gastropod mollusks or micromollusks in the family Diplommatinidae.
WPlectostoma is a genus of air-breathing land snails in the family Diplommatinidae.
WPlectostoma concinnum is a species of air-breathing land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae.
WPlectostoma laidlawi is a species of air-breathing land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae.
WPlectostoma obliquedentatum is a species of air-breathing land snail with an operculum, a terrestrial gastropod mollusk in the family Diplommatinidae.