''Planorbis'' is a genus of air-breathing

freshwater snail Freshwater snails are gastropod mollusks which live in fresh water. There are many different families. They are found throughout the world in various habitats, ranging from ephemeral pools to the largest lakes, and from small seeps and springs ...

s, aquatic

pulmonate Pulmonata or pulmonates, is an informal group (previously an order, and before that a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group includ ...

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

mollusks in the family Planorbidae, the ram's horn snails, or planorbids. All species in this genus have sinistral or left-coiling shells.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

Description

''Planorbis'' shells are flat-coiled and sinistral.

Distribution

This genus has a worldwide distribution. It is known from the Jurassic to the

Recent The Holocene ( ) is the current geological epoch. It began approximately 11,650 cal years Before Present (), after the Last Glacial Period, which concluded with the Holocene glacial retreat. The Holocene and the preceding Pleistocene together ...

periods.(in Czech) Pek I., Vašíček Z., Roček Z., Hajn. V. & Mikuláš R.: ''Základy zoopaleontologie''. - Olomouc, 1996. 264 pp., .

Species

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 ''Planorbis corinna'' is a species of minute, air-breathing freshwater snail, an Aquatic animal, aquatic pulmonate gastropod mollusk, or micromollusk in the family (biology), family Planorbidae, the sheep, ram's horn snails, or planorbids. All ...

'' 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 ''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.Bouchet, P.; Rose ...

'' Pavlović, 1931 * † ''

Planorbis petrovici ''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.Bouchet, P.; Rose ...

'' Pavlović, 1931 * † ''

Planorbis striatus ''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.Bouchet, P.; Rose ...

'' Serres, 1853 * † ''

Planorbis truncatocarinatus ''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.Bouchet, P.; Rose ...

'' Pavlović, 1931 * † '' Planorbis verticilloides'' Pavlović, 1931 * † ''

Planorbis zivkovici ''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.Bouchet, P.; ...

'' Pavlović, 1931 ;Suggenera and species brought into synonymy : * Subgenus ''Planorbis (Anisus)'' Studer, 1820: synonym of ''

Anisus ''Anisus'' is a genus of small air-breathing freshwater snails, aquatic pulmonate gastropod mollusks in the subfamily Planorbinae of the family Planorbidae, the ramshorn snails and their allies.Rosenberg, G.; Bouchet, P. (2014). Anisus. Accessed ...

'' Studer, 1820 * Subgenus ''Planorbis (Armiger)'' Hartmann, 1843 : synonym of ''Gyraulus (Armiger)'' Hartmann, 1843 represented as ''

Gyraulus ''Gyraulus'' is a genus of small, mostly air-breathing, freshwater snails, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ram's horn snails. The genus ''Gyraulus'' is known from the Early Cretaceous to the present. Fossi ...

'' Charpentier, 1837 * Subgenus ''Planorbis (Bathyomphalus)'' Charpentier, 1837: synonym of ''

Bathyomphalus ''Bathyomphalus'' is a genus of small air-breathing freshwater snails, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ramshorn snails and their allies. Species Species within this genus include: * ''Bathyomphalus contor ...

'' Charpentier, 1837 * Subgenus ''Planorbis (Coretus)'' Gray, 1847: synonym of ''

Planorbarius ''Planorbarius'' is a genus of air-breathing freshwater snails, Aquatic animal, aquatic pulmonate gastropod mollusks in the family (biology), family Planorbidae, the sheep, ram's horn snails, or planorbids, which all have sinistral or left-coilin ...

'' Duméril, 1805 * Subgenus ''Planorbis (Gyraulus)'' Agassiz in Charpentier, 1837: synonym of ''

'' 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) Studer, 1820 * Subgenus ''Planorbis (Segmentina)'' Fleming, 1818: synonym of '' Segmentina'' Fleming, 1818 * ''Planorbis acronicus'' Férussac, 1807: synonym of ''

Gyraulus acronicus ''Gyraulus acronicus'' is a small species of freshwater snail, an aquatic pulmonate gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastr ...

'' (Férussac, 1807) * ''Planorbis albus'' O. F. Müller, 1774: synonym of ''

Gyraulus albus ''Gyraulus albus'', common name white ramshorn, is a small species of freshwater snail, an Aquatic animal, aquatic pulmonate gastropod mollusk in the family Planorbidae, the sheep, ram's horn snails. ''Gyraulus albus'' is the type species of the ...

'' (O. F. Müller, 1774) * ''Planorbis argaeicus'' Sturany, 1904: synonym of ''

Gyraulus argaeicus ''Gyraulus argaeicus'' is a species of small freshwater snail, an aquatic pulmonate gastropod mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mo ...

'' (Sturany, 1904) * ''Planorbis atkinsoni'' Johnston, 1879: synonym of ''

Gyraulus atkinsoni ''Gyraulus'' is a genus of small, mostly air-breathing, freshwater snails, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ram's horn snails. The genus ''Gyraulus'' is known from the Early Cretaceous to the present. Fossils ...

'' (Johnston, 1879) * ''Planorbis biwaensis'' Preston, 1916: synonym of ''

Gyraulus biwaensis ''Gyraulus'' is a genus of small, mostly air-breathing, freshwater snails, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ram's horn snails. The genus ''Gyraulus'' is known from the Early Cretaceous to the present. Fossils ...

'' (Preston, 1916) * ''Planorbis borealis'' Westerlund, 1875: synonym of '' Gyraulus borealis'' (Lovén in Westerlund, 1875) * ''Planorbis campanulatus'' Say, 1821 accepted as ''

Planorbella campanulata ''Planorbella campanulata'' is a species of gastropods belonging to the family Planorbidae Planorbidae, common name the ramshorn snails or ram's horn snails, is a family of air-breathing freshwater snails, aquatic pulmonate gastropod mol ...

'' (Say, 1821) * ''Planorbis chinensis'' Dunker, 1848: synonym of ''

Gyraulus chinensis ''Gyraulus chinensis'' is a species of small freshwater snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails. Distribution This species is native to Asia. The non-indigenous distribution for this ...

'' (Dunker, 1848) * ''Planorbis contrarius'' O. F. Müller, 1774: synonym of '' Marisa cornuarietis'' (Linnaeus, 1758) * ''Planorbis convexiusculus'' Hutton, 1849: synonym of ''

Gyraulus convexiusculus ''Gyraulus convexiusculus'' is a species of freshwater snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails. Distribution Distribution of ''Gyraulus convexiusculus'' includes Sistan and Baluchestan ...

'' (Hutton, 1849) * ''Planorbis costulatus'' Krauss, 1848: synonym of ''

Gyraulus costulatus ''Gyraulus costulatus'' is a species of air-breathing freshwater snail, aquatic pulmonate gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca calle ...

'' (Krauss, 1848) * ''Planorbis crosseanus'' Bourguignat, 1862: synonym of ''

'' (O. F. Müller, 1774) * ''Planorbis ehrenbergi'' Beck, 1837: synonym of ''

Gyraulus ehrenbergi ''Gyraulus'' is a genus of small, mostly air-breathing, freshwater snails, Aquatic animal, aquatic pulmonate gastropod mollusks in the family Planorbidae, the sheep, ram's horn snails. The genus ''Gyraulus'' is known from the Early Cretaceous to ...

'' (Beck, 1837) * ''Planorbis essingtonensis'' E. A. Smith, 1882: synonym of ''

Gyraulus essingtonensis ''Gyraulus'' is a genus of small, mostly air-breathing, freshwater snails, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ram's horn snails. The genus ''Gyraulus'' is known from the Early Cretaceous to the present. Foss ...

'' (E. A. Smith, 1882) * ''Planorbis fragilis'' Tate, 1896: synonym of ''

'' (E. A. Smith, 1882) * ''Planorbis gredleri'' Gredler, 1859: synonym of ''

'' (Férussac, 1807) * ''Planorbis hebraicus'' Bourguignat, 1852: synonym of ''

Gyraulus hebraicus ''Gyraulus'' is a genus of small, mostly air-breathing, freshwater snails, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ram's horn snails. The genus ''Gyraulus'' is known from the Early Cretaceous to the present. Fossils ...

'' (Bourguignat, 1852) * ''Planorbis hispidus'' Draparnaud, 1805: synonym of

(O. F. Müller, 1774) * ''Planorbis imbricatus'' O. F. Müller, 1774: synonym of ''

Gyraulus crista ''Gyraulus crista'', commonly called the Nautilus ramshorn, is a minute species of freshwater snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails. Subspecies Subspecies include: * ''Gyraulus crista ...

'' (Linnaeus, 1758) represented as ''Gyraulus (Armiger) crista'' (Linnaeus, 1758) * ''Planorbis laevis'' Alder, 1838: synonym of ''

Gyraulus laevis ''Gyraulus laevis'' is a small species of freshwater snail, an aquatic pulmonate gastropod mollusc in the family Planorbidae, the ram's horn snails. Distribution Found mainly in the northern parts of Europe East to Siberia and north-east Asia. ...

'' (Alder, 1838) * ''Planorbis leucostoma'' Millet, 1813: synonym of ''Anisus (Anisus) leucostoma'' (Millet, 1813) * ''Planorbis natalensis'' Krauss, 1848: synonym of ''

Afrogyrorbis natalensis ''Afrogyrorbis natalensis'' is a species of gastropods belonging to the family Planorbidae. The species is found in Africa. References {{Taxonbar, from=Q106295008 Planorbidae Gastropods described in 1848 ...

'' (Krauss, 1848) * ''Planorbis paladilhi'' Moitessier, 1867: synonym of ''

'' (Linnaeus, 1758) represented as ''Gyraulus (Armiger) crista'' (Linnaeus, 1758) * ''Planorbis parvus'' Say, 1817: synonym of ''

Gyraulus parvus ''Gyraulus parvus'' is a species of freshwater snail in the family Planorbidae, the ram's horn snails. It is known by the common name ash gyro.Planorbis intermixtus'' Mousson, 1874 * ''Planorbis piscinarum'' Bourguignat, 1852: synonym of '' Gyraulus piscinarum'' (Bourguignat, 1852) * ''Planorbis riparius'' Westerlund, 1865: synonym of ''

Gyraulus riparius ''Gyraulus riparius'' is a species of small freshwater snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails. Distribution The distribution of this species is Holarctic: * Germany - critically endanger ...

'' (Westerlund, 1865) * ''Planorbis rossmaessleri'' Auerswald, 1851: synonym of ''

Gyraulus rossmaessleri ''Gyraulus rossmaessleri'' is a small species of freshwater snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails. Distribution The distribution of this species is Holarctic. It occurs in countries an ...

'' (Auerswald, 1851) * ''Planorbis rotula'' Benson, 1850: synonym of ''

Gyraulus rotula ''Gyraulus'' is a genus of small, mostly air-breathing, freshwater snails, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ram's horn snails. The genus ''Gyraulus'' is known from the Early Cretaceous to the present. Fossils ...

'' (Benson, 1850) * ''Planorbis sivalensis'' Clessin, 1884: synonym of ''

Gyraulus sivalensis ''Gyraulus'' is a genus of small, mostly air-breathing, freshwater snails, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ram's horn snails. The genus ''Gyraulus'' is known from the Early Cretaceous to the present. Fossils ...

'' (Clessin, 1884) * ''Planorbis spirillus'' Gould, 1859: synonym of ''

Gyraulus spirillus ''Gyraulus'' is a genus of small, mostly air-breathing, freshwater snails, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ram's horn snails. The genus ''Gyraulus'' is known from the Early Cretaceous to the present. Fossils ...

'' (Gould, 1859) * ''Planorbis spirorbis'' (Linnaeus, 1758): synonym of ''Anisus (Anisus) spirorbis'' (Linnaeus, 1758) * ''Planorbis thermalis'' Westerlund, 1885: synonym of ''

'' (Alder, 1838) * ''Planorbis umbilicatus'' (Müller, 1773): synonym of ''Planorbis (Planorbis) planorbis'' (Linnaeus, 1758) * ''Planorbis waterhousei'' Clessin, 1885: synonym of ''

Gyraulus waterhousei ''Gyraulus'' is a genus of small, mostly air-breathing, freshwater snails, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ram's horn snails. The genus ''Gyraulus'' is known from the Early Cretaceous to the present. Fossils ...

'' (Clessin, 1885)

Description

Distribution

Species

References

Further reading