Cylindrus obtusus

Cylindrus obtusus is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Helicidae, the typical snails.

Cylindrus obtusus
Apertural view of a shell of Cylindrus obtusus
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia

clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora

informal group Sigmurethra
Superfamily:
Helicoidea
Family:
Helicidae
Subfamily:
Ariantinae
Genus:
Cylindrus
Species:
C. obtusus
Binomial name
Cylindrus obtusus

This species is endemic to Austria. It lives on certain mountain tops in the Eastern Alps, in limestone habitats, e.g. the Dürrnstein, Ötscher and Gesäuse Mountains. It often lives crowded, in moss, in rock crevices.

Drawing of shell of Cylindrus obtusus from its original description by Draparnaud in 1805.

Ecology

The lifespan of Cylindrus obtusus is probably several years.[3]

The dispersal rate of Cylindrus obtusus is about 3 cm per day.[3]

References
  1. Neubert, E. (2011). "Cylindrus obtusus". IUCN Red List of Threatened Species. 2011: e.T6067A12393869. doi:10.2305/IUCN.UK.2011-1.RLTS.T6067A12393869.en. Retrieved 17 November 2021.
  2. Draparnaud J.-P.-R. 1805. Histoire naturelle des mollusques terrestres et fluviatiles de la France. Ouvrage posthume. Avec XIII planches. pp. [1-9], j-viij [= 1-8], 1-134, [Pl. 1-13]. Paris, Montpellier. (Plassan, Renaud).
  3. Bisenberger A., Baumgartner G., Kleewein D. & Sattmann H. (1999). "Untersuchungen zur Populationsökologie von Cylindrus obtusus (Drap. 1805) (Pulmonata, Helicidae)". Annalen des Naturhistorischen Museums Wien 101B: 453-464. PDF.


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