Segmentina nitida
The shining ram's-horn snail, Segmentina nitida, is a species of minute, air-breathing, freshwater snail, an aquatic gastropod mollusk or micromollusk in the family Planorbidae, the ramshorn snails.
| Segmentina nitida | |
|---|---|
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| Apical view of a shell of Segmentina nitida | |
NE[1] | |
| Scientific classification | |
| Kingdom: | |
| Phylum: | |
| Class: | |
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| Family: | |
| Subfamily: | Planorbinae |
| Tribe: | Segmentinini |
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| Species: | S. nitida |
| Binomial name | |
| Segmentina nitida (O. F. Müller, 1774) | |
Description
Drawing showing three views of a shell of Segmentina nitida
The shell of this species is sinistral in coiling and almost planispiral in shape. The spire is deeply sunken. The surface of the shell is glossy.[2]
The maximum shell diameter is about 7 mm.[2]
Habitat
This species lives in water weeds, in ponds and marsh drainage ditches. It is uncommon to rare.[2]
Distribution
This species occurs in countries and islands including:
- Czech Republic - vulnerable (VU)[3]
- British Isles - listed in List of endangered species in the British Isles.
- Great Britain in England - endangered (EN)[4]
- Germany - endangered (gefährdet)[5]
- Latvia
- Netherlands[6]
- Poland
- Slovakia
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References
- 2006 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Cited 5 March 2007.
- Janus, Horst, 1965. The young specialist looks at land and freshwater molluscs. Burke, London.
- Juřičková L., Horsák M. & Beran L. (2001). "Check-list of the molluscs (Mollusca) of the Czech Republic". Acta Soc. Zool. Bohem. 65: 25-40.
- UK Biodiversity Action Plan "Archived copy". Archived from the original on 2007-02-27. Retrieved 2007-03-05.CS1 maint: archived copy as title (link)
- (in German) Glöer P. & Meier-Brook C. (2003). Süsswassermollusken. DJN, pp. 134, page 109, ISBN 3-923376-02-2
- "Anemoon > Flora en Fauna > Soorteninformatie". www.anemoon.org.
External links
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