Pyramidula chorismenostoma is a species of very small air-breathing land snail, a terrestrial pulmonate gastropod mollusk or micromollusk in the family Pyramidulidae.
| Pyramidula chorismenostoma | |
|---|---|
| |
| An apertural view of a shell of Pyramidula chorismenostoma | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Order: | Stylommatophora |
| Family: | Pyramidulidae |
| Genus: | Pyramidula |
| Species: | P. chorismenostoma
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| Binomial name | |
| Pyramidula chorismenostoma | |
| Synonyms | |
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Helix (Patula) rupestris chorismenostoma Westerlund & Blanc, 1879 | |
Shell description
editThe normal condition of the shell of this species is scalarid, i.e. the whorls of the shell are not attached to one another. This shell type is unique among the non-marine malacofauna of Europe.[2]
The width of the shell is up to 2.2 mm, the height is up to 3.1 mm.[2]
Distribution
editThis species occurs in countries and islands including:
- Greece: approximately the southern 2/3 of Greece, Crete, and the Aegean islands.[2]
- Western Turkey[3]
References
edit- ^ Westerlund C. A. & Blanc H. 1879. Aperçu sur la faune malacologique de la Grèce inclus l'Epire et la Thessalie. Coquilles extramarines. pp. 1-161, [1], Pl. I-IV [= 1-4]. Naples. (Tornese).
- ^ a b c Gittenberger E. & Bank R. A. 1996. A new start in Pyramidula (Gastropoda Pulmonata: Pyramidulidae). Basteria 60: 71-78.
- ^ Pyramidula chorismenostoma. AnimalBase. Accessed 14 December 2008.
Further reading
edit- Mylonas M. 1982. New data on the taxonomy and distribution de Pyramidula rupestris chorismenostoma (Blanc). Malacologia, 22(1-2): 439–440.