Pisidium personatum
| Pisidium personatum | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Order: | Sphaeriida |
| Family: | Sphaeriidae |
| Genus: | Pisidium |
| Species: | P. personatum
|
| Binomial name | |
| Pisidium personatum Malm, 1855
| |
Pisidium personatum is a species of freshwater bivalve from the family Sphaeriidae.
Description[edit]
The 2.5-3.5 mm shell is a characteristic round-regular oval shape. It has centrally placed low, rounded umbos. The surface (periostracum) is dull or silky with very fine irregular concentric striations. The colour is yellowish to greyish but it is invariably coated in a red-brown to dark brown deposit.
Distribution[edit]
Its native distribution is European-Siberian.
- Czech Republic – in Bohemia, in Moravia,[1] least concern (LC)[2]
- Germany – distributed in all of Germany but in 5 states in red list (Rote Liste BRD).[3]
- Nordic countries: Denmark, Faroes, Finland (near threatened[4]), Iceland, Norway and Sweden[5]
- Great Britain and Ireland[6]
References[edit]
- ^ (in Czech) Horsák M., Juřičková L., Beran L., Čejka T. & Dvořák L. (2010). "Komentovaný seznam měkkýšů zjištěných ve volné přírodě České a Slovenské republiky. [Annotated list of mollusc species recorded outdoors in the Czech and Slovak Republics]". Malacologica Bohemoslovaca, Suppl. 1: 1-37. PDF.
- ^ Beran, L. (2002) Vodní měkkýši České Republiky - rozšíření a jeho změny, stanoviště, šíření, ohrožení a ochrana, červený seznam. Aquatic molluscs of the Czech Republic - distribution and its changes, habitats, dispersal, threat and protection, Red List. - Sborník přírodovědného klubu v Uherském Hradišti, Supplementum 10, 258 pp.
- ^ Glöer P. & Meier-Brook C. (2003) Süsswassermollusken. DJN, pp. 134, page 109, ISBN 3-923376-02-2
- ^ "Threatened and Near Threatened molluscs". www.environment.fi. Finnish Environment Institute. 2001. Archived from the original on 11 May 2013. Retrieved 11 April 2012.
- ^ 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) [1].
External links[edit]
- Pisidium personatum at Animalbase taxonomy,short description, biology,status (threats), images
- Images at BOLD.
- Pisidium personatum illustrated in Danmarks Fauna (Georg Mandahl-Barth)
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