Pisidium subtruncatum
Species of bivalve From Wikipedia, the free encyclopedia
Pisidium subtruncatum is a species of pill clam, a minute freshwater bivalve in the family Sphaeriidae.
| Pisidium subtruncatum | |
|---|---|
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| Drawing of the left valve internal view of Pisidium subtruncatum | |
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| Drawing of the right valve internal view of Pisidium subtruncatum | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Order: | Sphaeriida |
| Family: | Sphaeriidae |
| Genus: | Pisidium |
| Species: | P. subtruncatum |
| Binomial name | |
| Pisidium subtruncatum Malm, 1855 | |
Description
The 2.7 – 4 mm shell is moderately tumid (swollen). In shape it is a strongly oblique oval. The umbos are prominent and well behind the middle. The surface is silky glossy with fine, irregular ribbing. In colour it is whitish to greyish.
Distribution
Its native distribution is Holarctic.
- Czech Republic – in Bohemia, in Moravia,[1] least concern (LC)[2]
- Germany – distributed in whole Germany but in 2 states in red list (Rote Liste BRD).[3]
- Nordic countries: Denmark, Faroes, Finland, Iceland, Norway and Sweden[4]
- Great Britain and Ireland[5]
References
External links
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