Pyramidula chorismenostoma

Pyramidula chorismenostoma
An apertural view of a shell of Pyramidula chorismenostoma
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia

clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
informal group Orthurethra

Superfamily: Pupilloidea
Family: Pyramidulidae
Genus: Pyramidula
Species: P. chorismenostoma
Binomial name
Pyramidula chorismenostoma
(Westerlund & Blanc, 1879)[1]
Synonyms

Helix (Patula) rupestris chorismenostoma Westerlund & Blanc, 1879
Pyramidula rupestris chorismenostoma

Pyramidula chorismenostoma is a species of very small air-breathing land snail, a terrestrial pulmonate gastropod mollusk or micromollusk in the family Pyramidulidae.

Shell description

The 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

This species occurs in countries and islands including:

References

  1. 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).
  2. 1 2 3 Gittenberger E. & Bank R. A. 1996. A new start in Pyramidula (Gastropoda Pulmonata: Pyramidulidae). Basteria 60: 71-78.
  3. Pyramidula chorismenostoma. AnimalBase. Accessed 14 December 2008.

Further reading


This article is issued from Wikipedia - version of the 9/18/2012. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.