Pupilla sterrii is a species of minute air-breathing land snail, a terrestrial pulmonate gastropod mollusk or micromollusk in the family Pupillidae.
| Pupilla sterrii | |
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| Shell of Pupilla sterrii (specimen at MNHN, Paris) | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Order: | Stylommatophora |
| Family: | Pupillidae |
| Genus: | Pupilla |
| Species: | P. sterrii
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| Binomial name | |
| Pupilla sterrii | |
| Synonyms | |
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Pupa Sterrii Forster & Voith, 1840 | |
Distribution edit
This species has a scattered distribution and occurs in a number of areas including Eurasia: the Alps and Carpathians to Turkey and NW China[2]
- Endangered in Germany[2]
- Lower concern in Austria[2]
- Lower concern in Switzerland[2]
- Italy[2]
- Vulnerable in the Czech Republic[3]
- Slovakia[4]
- Poland
- Ukraine[5]
In lower altitudes the species is threatened by continuous habitat destructions.[2]
Description edit
The shell is light horny coloured, weathering grey, finely ribbed.[2] Whorls are strongly convex with deep suture.[2] The aperture is with 2 teeth.[2]
The height of the shell is 2.8-3.5 mm.[2] The width of the shell is 1.6 mm.[2]
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Ecology edit
Pupilla sterrii lives in grass in very dry and sunny areas of limestone rock, between stones, and on dry meadows on calcareous substrate.[2] In north Italy it occurs up to 2800 m.[2]
This species is Ovoviviparous.[2]
References edit
This article incorporates public domain text from the reference.[2]
- ^ Forster F. (1840). Animalia mollusca. Mit Anmerkungen von I. v. Voith. pp. 459-478, In: Fürnrohr A. E.: Naturhistorische Topographie von Regensburg. In Verbindung mit Forster, Herrich-Schäffer, Koch, v. Schmöger und v. Voith. Dritter Band, die Fauna von Regensburg enthaltend. pp. I-XVI [= 1-16], 1-478. Regensburg. (Manz).
- ^ a b c d e f g h i j k l m n o "Species summary for Pupilla sterrii". AnimalBase. Last modified 28-01-2010, accessed 31 July 2010.
- ^ " Red List of the molluscs (Mollusca) of the Czech Republic". accessed 30 July 2010.
- ^ Čejka T., Dvořák L., Horsák M. & Šteffek J. (2007). "Checklist of molluscs (Mollusca) in the Slovak Republic". Folia Malacologica 15(2): 49-58.
- ^ Balashov I. & Gural-Sverlova N. 2012. An annotated checklist of the terrestrial molluscs of Ukraine. Journal of Conchology. 41 (1): 91-109.