扁蜷屬

扁卷螺屬（學名：Planorbis）是一種會呼吸空氣的淡水螺，屬於扁卷螺科扁卷螺亞科扁卷螺族。本屬所有物種都有左旋的螺殼。

**簡述**
本屬物種的螺殼皆為平捲及左旋。

**分佈**
本物種分佈於全世界。已知從侏羅紀到現在都有發現本物種的足跡。

**物種**
Species within the genus Planorbis include:
Subgenus Planorbis (Jalpuchorbis) Prysjazhnjuk & Kovalenko, 1986- † Planorbis bolgradensis Prysjazhnjuk & Kovalenko, 1986 - † Planorbis roshkai Prysjazhnjuk & Kovalenko, 1986
 Subgenus Planorbis (Planorbis) Müller, 1773- Planorbis corinna Gray, 1850- Planorbis carinatus O. F. Müller, 1774- Planorbis moquini Requien, 1848- Planorbis planorbis (Linnaeus, 1758)- Planorbis kahuica Finlay & Laws, 1931
Subgenus ?- † Planorbis anceps Sacco, 1884 - † Planorbis austroalpinus Harzhauser & Neubauer in Harzhauser et al., 2012 - † Planorbis bouei Pavlović, 1932 - † Planorbis fischeri Wenz, 1919 - † Planorbis gladilini Pavlović, 1931 -  Planorbis intermixtus Mousson, 1874- † Planorbis kochi Pavlović, 1927 - † Planorbis nisseanus Pavlović, 1931 - † Planorbis petrovici Pavlović, 1931 - † Planorbis striatus Serres, 1853 - † Planorbis truncatocarinatus Pavlović, 1931 - † Planorbis verticilloides Pavlović, 1931 - † Planorbis zivkovici Pavlović, 1931 
Suggenera and species brought into synonymy :- Subgenus Planorbis (Anisus) Studer, 1820: synonym of Anisus Studer, 1820- Subgenus Planorbis (Armiger) Hartmann, 1843 : synonym of Gyraulus (Armiger) Hartmann, 1843 represented as Gyraulus Charpentier, 1837- Subgenus Planorbis (Bathyomphalus) Charpentier, 1837: synonym of Bathyomphalus Charpentier, 1837- Subgenus Planorbis (Coretus) Gray, 1847: synonym of Planorbarius Duméril, 1805- Subgenus Planorbis (Gyraulus) Agassiz in Charpentier, 1837: synonym of Gyraulus Charpentier, 1837- † Planorbis (Gyraulus) declivis var. balizacensis Peyrot, 1932: synonym of † Anisus balizacensis (Peyrot, 1932) - Subgenus Planorbis (Gyrorbis) Fitzinger, 1833: synonym of Valvata O. F. Müller, 1774- Subgenus Planorbis (Odontogyrorbis) Lörenthey, 1906: synonym of Anisus (Anisus) Studer, 1820- Subgenus Planorbis (Segmentina) Fleming, 1818: synonym of Segmentina Fleming, 1818- Planorbis acronicus Férussac, 1807: synonym of Gyraulus acronicus (Férussac, 1807)- Planorbis albus O. F. Müller, 1774: synonym of Gyraulus albus (O. F. Müller, 1774)- Planorbis argaeicus Sturany, 1904: synonym of Gyraulus argaeicus (Sturany, 1904)- Planorbis atkinsoni Johnston, 1879: synonym of Gyraulus atkinsoni (Johnston, 1879)- Planorbis biwaensis Preston, 1916: synonym of Gyraulus biwaensis (Preston, 1916)- Planorbis borealis Westerlund, 1875: synonym of Gyraulus acronicus (Férussac, 1807)- Planorbis campanulatus Say, 1821 accepted as Planorbella campanulata (Say, 1821)- Planorbis chinensis Dunker, 1848: synonym of Gyraulus chinensis (Dunker, 1848)- Planorbis contrarius O. F. Müller, 1774: synonym of Marisa cornuarietis (Linnaeus, 1758)- Planorbis convexiusculus Hutton, 1849: synonym of Gyraulus convexiusculus (Hutton, 1849)- Planorbis costulatus Krauss, 1848: synonym of Gyraulus costulatus (Krauss, 1848)- Planorbis crosseanus Bourguignat, 1862: synonym of Gyraulus albus (O. F. Müller, 1774)- Planorbis ehrenbergi Beck, 1837: synonym of Gyraulus ehrenbergi (Beck, 1837)- Planorbis essingtonensis E. A. Smith, 1882: synonym of Gyraulus essingtonensis (E. A. Smith, 1882)- Planorbis fragilis Tate, 1896: synonym of Gyraulus essingtonensis (E. A. Smith, 1882)- Planorbis gredleri Gredler, 1859: synonym of Gyraulus acronicus (Férussac, 1807)- Planorbis hebraicus Bourguignat, 1852: synonym of Gyraulus hebraicus (Bourguignat, 1852)- Planorbis hispidus Draparnaud, 1805: synonym of Gyraulus albus (O. F. Müller, 1774)- Planorbis imbricatus O. F. Müller, 1774: synonym of Gyraulus crista (Linnaeus, 1758) represented as Gyraulus (Armiger) crista (Linnaeus, 1758)- Planorbis laevis Alder, 1838: synonym of Gyraulus laevis (Alder, 1838)- Planorbis leucostoma Millet, 1813: synonym of Anisus (Anisus) leucostoma (Millet, 1813)- Planorbis natalensis Krauss, 1848: synonym of Afrogyrorbis natalensis (Krauss, 1848)- Planorbis paladilhi Moitessier, 1867: synonym of Gyraulus crista (Linnaeus, 1758) represented as Gyraulus (Armiger) crista (Linnaeus, 1758)- Planorbis parvus Say, 1817: synonym of Gyraulus parvus (Say, 1817)- Planorbis persicus Ancey, 1900: synonym of Planorbis intermixtus Mousson, 1874- Planorbis piscinarum Bourguignat, 1852: synonym of Gyraulus piscinarum (Bourguignat, 1852)- Planorbis riparius Westerlund, 1865: synonym of Gyraulus riparius (Westerlund, 1865)- Planorbis rossmaessleri Auerswald, 1851: synonym of Gyraulus rossmaessleri (Auerswald, 1851)- Planorbis rotula Benson, 1850: synonym of Gyraulus rotula (Benson, 1850)- Planorbis sivalensis Clessin, 1884: synonym of Gyraulus sivalensis (Clessin, 1884)- Planorbis spirillus Gould, 1859: synonym of Gyraulus spirillus (Gould, 1859)- Planorbis spirorbis (Linnaeus, 1758): synonym of Anisus (Anisus) spirorbis (Linnaeus, 1758)- Planorbis thermalis Westerlund, 1885: synonym of Gyraulus laevis (Alder, 1838)- Planorbis umbilicatus (Müller, 1773): synonym of Planorbis (Planorbis) planorbis (Linnaeus, 1758)- Planorbis waterhousei Clessin, 1885: synonym of Gyraulus waterhousei (Clessin, 1885)

**參考文獻**
 扁卷螺族 Planorbini

**延伸閱讀**
 Powell A. W. B. (1979). New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand, ISBN 0-00-216906-1

**外部連結==