Pisidium lilljeborgii
Pisidium lilljeborgii is a species of freshwater bivalve from the family Sphaeriidae.
| Pisidium lilljeborgii | |
|---|---|
 | |
| Pisidium lilljeborgii in Danmarks Fauna | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Subclass: | Heterodonta |
| Order: | Sphaeriida |
| Family: | Sphaeriidae |
| Genus: | Pisidium |
| Species: | P. lilljeborgii |
| Binomial name | |
| Pisidium lilljeborgii Clessin, 1886 | |
Description
A moderately swollen (tumid), trapezoidal shell. The umbos are just behind the mid point and described as fairly narrow. The surface (periostracum) is slightly glossy and has coarse, irregular concentric striae. The colour is grey to brownish white. Pisidium lilljeborgii has a less equilateral shape than Pisidium hibernicum 3-4.5mm.
Distribution and conservation status
- Not listed in IUCN red list – not evaluated (NE)[1]
- Germany – high endangered (Stark gefährdet) [2]
- Nordic countries: Denmark, Faroes, Finland, Iceland, Norway and Sweden[3]
- Great Britain and Ireland [4]
References
- 2006 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Cited 29 May 2007.
- Glöer P. & Meier-Brook C. (2003) Süsswassermollusken. DJN, pp. 134, page 109, ISBN 3-923376-02-2
- Kuiper, J. G. J.; Økland, K. A.; Knudsen, J.; Koli, L.; von Proschwitz, T.; Valovirta, I. (1989), "Geographical distribution of the small mussels (Sphaeriidae) in North Europe (Denmark, Faroes, Finland, Iceland, Norway and Sweden)" (PDF), Annales Zoologici Fennici, 26 (2): 73–101
- Roy Anderson ,2005 An annotated list of the non-marine molluscs of Britain and Ireland Journal of Conchology, 38 (6): 607–637, (published 2005) .
External links
- Pisidium lilljeborgii at Animalbase taxonomy,short description, biology,status (threats), images
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