Pisidium lilljeborgii

Pisidium lilljeborgii
Pisidium lilljeborgii in Danmarks Fauna
NE
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Subclass: Heterodonta
Order: Veneroida
Suborder: Sphaeriacea
Family: Sphaeriidae
Genus: Pisidium
Species: P. lilljeborgii
Binomial name
Pisidium lilljeborgii
Clessin, 1886

Pisidium lilljeborgii is a species of freshwater bivalve from family Sphaeriidae.

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

References

  1. 2006 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Cited 29 May 2007.
  2. Glöer P. & Meier-Brook C. (2003) Süsswassermollusken. DJN, pp. 134, page 109, ISBN 3-923376-02-2
  3. Kuiper, J. G. J.; Økland, K. A., Knudsen, J., Koli, L., von Proschwitz, T., and 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 Cite uses deprecated parameter |coauthors= (help)
  4. 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


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