Vallonia tenuilabris

Vallonia tenuilabris is a species of very small, air-breathing land snail that is a terrestrial pulmonate gastropod mollusk or micromollusk in the family Valloniidae.

Distribution
Vallonia tenuilabris was described for the first time in the loess of Wiesbaden, Germany. It is only in the past few decades that its recent occurrence in Central Asia has been recognised.

Recent distribution of Vallonia tenuilabris include:
 * Central Asian highlands (Altai Mountains, Tien Shan, Pamir Mountains and Himalayas)
 * Northern Mongolia
 * from the Baikal region into Northern Asia, from Siberia to Altai, Karakorum and Yenisei.
 * North-eastern and north China including Xinjiang and Tibet.
 * Northern Caucasus - the most western part of the recent range.

Description
The width of the shell is 3 mm. The height of the shell is 1.8 mm.

Ecology
Vallonia tenuilabris is adapted to the cold.