Sphaerium nucleus

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Sphaerium nucleus
Scientific classification
Kingdom: Animalia Phylum: Mollusca Class: Bivalvia Subclass: Heterodonta Order: Veneroida Suborder: Sphaeriacea Family: Sphaeriidae Genus: Sphaerium Subgenus: Nucleocyclas Species: S. nucleus
Binomial name
Sphaerium nucleus (Studer, 1820)

Sphaerium nucleus is a freshwater bivalve of the family Sphaeriidae.

Species was described in

• Studer, S. 1820. Kurzes Verzeichniss der bis jetzt in unserm Vaterlande entdeckten Conchylien. - Naturwissenschaftlicher Anzeiger der Allgemeinen Schweizerischen Gesellschaft für die Gesammten Naturwissenschaften 3 (11): 83-90, 91-94. Bern.

Synonyms:

• Sphaerium corneum var. nucleus
• Cyclas nucleus Studer, 1820

Contents 1 Description 2 Biology 3 Distribution 4 Conservation status 5 Reference 6 External links

[edit] Description

[edit] Biology

[edit] Distribution

Europe, Central Asia.

In freshwater periodic standing water.

[edit] Conservation status

• not mentioned in IUCN Red List - Not Evaluated (NE) ^[1]

• Austria ^[2]
• Britain and Ireland ^{[3] [4]}
• Czech Republic ^[5]
• Germany ^[6]
• Kyrgyzstan ^[7]
• Slovakia ^[8]
• Ukraine ^[9]

[edit] Reference

1. ^ 2006 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Cited March 24 2007.
2. ^ http://ipp.boku.ac.at/private/wf/Check_List_of_Austrian_Mollusca.html etzte Änderung am 24.10.2005. Cited March 24 2007
3. ^ Anderson, R. 2005, An Annotated List of the Non-Marine Mollusca of Britain and Ireland, Journal of Conchology, London, 38: 607-638.
4. ^ Killeen, I.J., Aldridge, D.C. & Oliver, P.G., 2004. Freshwater bivalves of Britain and Ireland. Field Studies Occasional Publication 82. FSC Publications, Shrewsbury. 114pp.
5. ^ Kořínková T., 2006: The first reliable records of Sphaerium nucleus (Mollusca: Bivalvia: Sphaeriidae) in the Czech Republic. Acta Soc. Zool. Bohem. 69: 293-297. ISSN 1211-376X
6. ^ Glöer P. & Meier-Brook C., 2003: Süsswassermollusken. DJN, pp. 134, page 109, ISBN 3-923376-02-2
7. ^ http://www.animalbase.uni-goettingen.de/zooweb/servlet/AnimalBase/home/species?id=2747
8. ^ Košel V., 2006: The first record of Sphaerium nucleus (Bivalvia) in Slovakia. Biologia. Vol. 61, No. 5, page 524
9. ^ Pripyat Marshes of Ukraine, RGS 1998 Ralph Brown Expedition: report by Dr O.V. Korniushin http://www.minter.demon.co.uk/brown/results/korniush.htm

[edit] External links