Pupilla sterrii

Pupilla sterrii is a species of minute air-breathing land snail, a terrestrial pulmonate gastropod mollusk or micromollusk in the family Pupillidae.

Pupilla sterrii
Drawing of apertural view of a shell of Pupilla sterrii
Scientific classification
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P. sterrii
Binomial name
Pupilla sterrii
(Forster & Voith, 1840)[1]
Synonyms

Pupa Sterrii Forster & Voith, 1840

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[2]

In lower altitudes the species is threatened by continuous habitat destructions.[2]

Description

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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Photo of the shell Pupilla sterrii

Ecology

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

This article incorporates public domain text from the reference.[2]

  1. 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).
  2. "Species summary for Pupilla sterrii". AnimalBase. Last modified 28-01-2010, accessed 31 July 2010.
  3. " Red List of the molluscs (Mollusca) of the Czech Republic". accessed 30 July 2010.
  4. Čejka T., Dvořák L., Horsák M. & Šteffek J. (2007). "Checklist of molluscs (Mollusca) in the Slovak Republic". Folia Malacologica 15(2): 49-58.
  5. Balashov I. & Gural-Sverlova N. 2012. An annotated checklist of the terrestrial molluscs of Ukraine. Journal of Conchology. 41 (1): 91-109.
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