Pisidium_lilljeborgii

<i>Pisidium lilljeborgii</i>

Pisidium lilljeborgii

Species of bivalve

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

Quick Facts Pisidium lilljeborgii, Scientific classification ...

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. [1]
    2006 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Cited 29 May 2007.
  2. [2]
    Glöer P. & Meier-Brook C. (2003) Süsswassermollusken. DJN, pp. 134, page 109, ISBN 3-923376-02-2
  3. [3]
    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
  4. [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) .


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