Superfamily Pupilloidea | Scientific name Pupilla sterrii Rank Species | |
 | ||
Similar Pupilla triplicata, Pupilla alpicola, Vallonia enniensis, Truncatellina claustralis, Platyla polita | ||
Pupilla sterrii is a species of minute air-breathing land snail, a terrestrial pulmonate gastropod mollusk or micromollusk in the family Pupillidae.
Contents
Distribution
This species has a scattered distribution and occurs in a number of areas including Eurasia: the Alps and Carpathians to Turkey and NW China
In lower altitudes the species is threatened by continuous habitat destructions.
Description
The shell is light horny coloured, weathering grey, finely ribbed. Whorls are strongly convex with deep suture. The aperture is with 2 teeth.
The height of the shell is 2.8-3.5 mm. The width of the shell is 1.6 mm.
|
Ecology
Pupilla sterrii lives in grass in very dry and sunny areas of limestone rock, between stones, and on dry meadows on calcareous substrate. In north Italy it occurs up to 2800 m.
This species is Ovoviviparous.