Planorbis

Planorbis
Temporal range: Jurassic–recent
Drawing of a shell of Planorbis planorbis
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia
clade Euthyneura
clade Panpulmonata
clade Hygrophila
Superfamily: Planorboidea
Family: Planorbidae
Subfamily: Planorbinae
Tribe: Planorbini[1]
Genus: Planorbis
O. F. Müller, 1774[2]
Species

See text.

Synonyms[3]

Tropidiscus Stein, 1850

Planorbis is a genus of air-breathing freshwater snails, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ram's horn snails, or planorbids. All species in this genus have sinistral or left-coiling shells. [3]

Description

Planorbis shells are flat-coiled and sinistral.

Distribution

This genus has a worldwide distribution. It is known from the Jurassic to the Recent periods.[4]

Species

Species within the genus Planorbis include:

Subgenus Planorbis (Jalpuchorbis) Prysjazhnjuk & Kovalenko, 1986
Subgenus Planorbis (Planorbis) Müller, 1773
Subgenus ?
Suggenera and species brought into synonymy 

References

  1. Albrecht C., Kuhn K. & Streit B. (2007). "A molecular phylogeny of Planorboidea (Gastropoda, Pulmonata): insights from enhanced taxon sampling". Zoologica Scripta 36: 27-39. doi:10.1111/j.1463-6409.2006.00258.x.
  2. Müller O. F. (1773). Vermivm terrestrium et fluviatilium, seu animalium infusoriorum, helminthicorum et testaceorum, non marinorum, succincta historia. Voluminis Imi pars Ima. pp. [1-33], 1-135. Havniae & Lipsiae. (Heineck & Faber).
  3. 1 2 Bouchet, P.; Rosenberg, G. (2014). Planorbis O. F. Müller, 1773. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=182692 on 2014-11-23
  4. (in Czech) Pek I., Vašíček Z., Roček Z., Hajn. V. & Mikuláš R.: Základy zoopaleontologie. - Olomouc, 1996. 264 pp., ISBN 80-7067-599-3.

Further reading

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