Viviparus

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Viviparus
Temporal range: Jurassic–Recent
Viviparus contectus met operculum2.JPG
Apertural view of a shell of Viviparus contectus with operculum in place
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Caenogastropoda

informal group Architaenioglossa

Superfamily: Viviparoidea
Family: Viviparidae
Subfamily: Viviparinae
Genus: Viviparus
Montfort, 1810[1]

Viviparus, common name the river snails, is a genus of large, freshwater snails with an operculum, aquatic gastropod mollusks. They are primitive members of the clade Caenogastropoda. The old name of the genus used to be Paludina.

Distribution[edit]

This genus is palaearctic in distribution,[2] and is known from the Jurassic to the recent periods.[3]

Species[edit]

Viviparus belongs to the subfamily Viviparinae. Its taxonomy is currently under development and many of its species are often included in other related genera. It includes the following species:[4]

References[edit]

  1. ^ Montfort D. de (1810). Conchyliologie systématique, et classification méthodique des coquilles; offrant leurs figures, leur arrangement générique, leurs descriptions caractéristiques, leurs noms; ainsi que leur synonymie en plusieurs langues. Ouvrage destiné à faciliter l'étude des coquilles, ainsi que leur disposition dans les cabinets d'histoire naturelle. Coquilles univalves, non cloisonnées. Tome second. pp. [1-3], 1-676. Paris. (Schoell).
  2. ^ Janus Horst. 1965. The young specialist looks at land and freshwater molluscs. Burke, London.
  3. ^ (in Czech) Pek I., Vašíček Z., Roček Z., Hajn. V. & Mikuláš R.: Základy zoopaleontologie. - Olomouc, 1996. 264 pp., ISBN 80-7067-599-3.
  4. ^ http://ipp.boku.ac.at/private/wf/Europaeische_Viviparidae_main.html
  5. ^ Vázquez A. A. & Perera S. (2010). "Endemic Freshwater molluscs of Cuba and their conservation status". Tropical Conservation Science 3(2): 190-199. HTM, PDF.
  6. ^ a b c d e f g "Viviparus". ITIS, accessed 29 March 2011.
  7. ^ United States Geological Survey. (2011). "Viviparus subpurpureus". USGS Nonindigenous Aquatic Species Database, Gainesville, FL. http://nas.er.usgs.gov/queries/FactSheet.aspx?SpeciesID=2769 Accessed 29 March 2011.

External links[edit]