Monacha cartusiana

Monacha cartusiana is a species of small air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Hygromiidae, the hairy snails and their allies.

This is the type species of the genus Monacha.

Distribution
The native distribution of this species is Atlantic-Mediterranean. It lives in various areas including:
 * Great Britain. This species was fully protected in the United Kingdom under the Wildlife and Countryside Act 1981 from 1981 to 1988.
 * Ukraine

This species has been accidentally introduced and naturalized in:
 * United States - Newcastle County, Delaware

Life cycle
The size of the egg is 1.8 mm.