Segmentina nitida

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Segmentina nitida
Segmentina nitida.jpg
Apical view of a shell of Segmentina nitida
NE[1]
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia
clade Euthyneura
clade Panpulmonata
clade Hygrophila
Superfamily: Planorboidea
Family: Planorbidae
Subfamily: Planorbinae
Tribe: Segmentinini
Genus: Segmentina
Species: S. nitida
Binomial name
Segmentina nitida
(O. F. Müller, 1774)

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.


Description[edit]

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[edit]

This species lives in water weeds, in ponds and marsh drainage ditches. It is uncommon to rare.[2]

Distribution[edit]

This species occurs in countries and islands including:

References[edit]

  1. ^ 2006 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Cited 5 March 2007.
  2. ^ a b c Janus, Horst, 1965. The young specialist looks at land and freshwater molluscs. Burke, London.
  3. ^ Juřičková L., Horsák M. & Beran L. (2001). "Check-list of the molluscs (Mollusca) of the Czech Republic". Acta Soc. Zool. Bohem. 65: 25-40.
  4. ^ UK Biodiversity Action Plan http://www.ukbap.org.uk/UKPlans.aspx?ID=570
  5. ^ (German) Glöer P. & Meier-Brook C. (2003). Süsswassermollusken. DJN, pp. 134, page 109, ISBN 3-923376-02-2
  6. ^ (Dutch) http://www.anemoon.org/anm/voorlopige-kaarten/kaarten-per-soort/zoetwatermollusken/wetenschappelijk/segmentina-nitida/

External links[edit]