Vertigo extima | |
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Range map of Vertigo extima | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Subclass: | Heterobranchia |
Order: | Stylommatophora |
Family: | Vertiginidae |
Subfamily: | Vertigininae |
Genus: | Vertigo |
Species: | V. extima
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Binomial name | |
Vertigo extima (Westerlund, 1877)[1]
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Synonyms | |
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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]
The length of the shell attains 3 mm, its diameter 1¾ mm (millimeters). This species mode of locomotion is mucus meditated gliding.[3]
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]