Vertigo extima

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Vertigo extima
Range map of Vertigo extima
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Heterobranchia
Order: Stylommatophora
Family: Vertiginidae
Subfamily: Vertigininae
Genus: Vertigo
Species:
V. extima
Binomial name
Vertigo extima
Synonyms
  • Pupa (Vertigo) arctica var. extima Westerlund, 1877
  • Pupa arctica var. extima Westerlund, 1876 (original combination)
  • Vertigo (Boreovertigo) extima (Westerlund, 1876) alternate representation
  • Vertigo (Glacivertigo) extima (Westerlund, 1876)

Vertigo extima is a species of minute air-breathing land snail, a terrestrial pulmonate gastropod mollusc or micromollusc in the family Vertiginidae, the whorl snails.[2]

Description[edit]

The length of the shell attains 3 mm, its diameter 1¾ mm (millimeters). This species mode of locomotion is mucus meditated gliding.[3]

Distribution[edit]

Distribution

Vertigo extima is usually found in northern Scandinavia, northern Siberia, Northern Labrador, central quebec and in western Alaska.[4] Its distribution covers an area from 5000 to 20,000 square kilometers (about 2000 to 8000 square miles).[5]

References[edit]

  1. ^ Westerlund C. A. 1877. Sibiriens land- och sötvatten-mollusker. Kongliga Svenska Vetenskaps-Akademiens Handlingar (Ny Följd) 14 (12): 1-111, Taf. [1]. Stockholm.
  2. ^ MolluscaBase eds. (2022). MolluscaBase. Vertigo extima (Westerlund, 1876). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1050660 on 2023-02-08
  3. ^ "Vertigo extima (Westerlund 1877) - Encyclopedia of Life". eol.org. Retrieved 2023-10-30.
  4. ^ "Species summary for Vertigo extima". AnimalBase, last modified 26 October 2013, accessed 18 October 2015.
  5. ^ "NatureServe Explorer 2.0". explorer.natureserve.org. Retrieved 2023-10-30.
  • Bank, R. A.; Neubert, E. (2017). Checklist of the land and freshwater Gastropoda of Europe. Last update: July 16, 2017
  • Sysoev, A. V. & Schileyko, A. A. (2009). Land snails and slugs of Russia and adjacent countries. Sofia/Moskva (Pensoft). 312 pp., 142 plates

External links[edit]