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Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Gastropoda
Subclassis: Neritimorpha
Ordo: Cycloneritida
Superfamilia: Neritoidea

Familia: Neritidae
Subfamilia: Neritinae
Tribus: Theodoxini
Genus: Clithon
Subgenera: C. (Clithon) – C. (Pictoneritina) – C. (Vittoclithon)
Overview of species

†C. barbei – C. chlorostoma – C. cuvieriana – C. diadema – †C. elegans – C. faba – C. michaudi – †C. oualaniensis – C. sowerbyana
Name

Clithon Montfort, 1810
Synonyms

Cliton Deshayes, 1830
Corona Récluz, 1850
Neritina (Clithon)
Pictoneritina Iredale, 1936 [subgenus]
Theodoxus (Clithon)

References

Montfort P.D. de, 1810 (before 28 May). Conchyliologie systématique et classification méthodique des coquilles. Paris: Schoell. Vol. 2: pp. 676 + 16 (BHL). Reference page.
Symonds M.F. & Pacaud J.-M., 2010. New species of Neritidae (Neritimorpha) from the Ypresian and Bartonian of the Paris and Basse-Loire Basins, France. Zootaxa, 2606: 55–68. (Pdf). Reference page.

Links

Clithon – Taxon details on Fossilworks.
Clithon – Taxon details on Global Biodiversity Information Facility (GBIF).
Clithon - Taxon details on iNaturalist.

Clithon – Taxon details on Interim Register of Marine and Nonmarine Genera (IRMNG).
Clithon – Taxon details on National Center for Biotechnology Information (NCBI).
Clithon – Taxon details on World Register of Marine Species (WoRMS).

Clithon is a genus of freshwater snails[2] or brackish snails that have an operculum, aquatic gastropod molluscs in the family Neritidae, the nerites.[3]
Distribution

Distribution of the genus Clithon includes the Comoro Islands (3 species),[2] Madagascar (3 or more species) and the Mascarene Islands.[2]
Description

Some species, such as Clithon coronatum have spines on its shell.[2]
Species
Clithon diadema shell

Species in the genus Clithon include:

Clithon angulosum (Récluz, 1843)[4]
Clithon aspersum (G. B. Sowerby II, 1849)[4]
† Clithon avellana (Récluz, 1842)[4]
Clithon barbei Symonds & Pacaud, 2010 †
† Clithon bezieri (Dalimier, 1918)
Clithon bicolor (Récluz, 1843)[4]
† Clithon bouryi (Cossmann, 1888)
† Clithon bristowi (Wenz, 1929)[4]
Clithon castanea (Hombron & Jacquinot, 1848)[4]
Clithon celatum (Récluz, 1846)[4]
Clithon chlorostoma (G.B. Sowerby I, 1833)[4]
Clithon circumvolutum (Récluz, 1843)[4]
† Clithon coeuvrense Vrinat, 2019
† Clithon concavum (J. Sowerby, 1823)
Clithon corona (Linnaeus, 1758)[4]
Clithon coronatum (Leach, 1815)[4]
† Clithon cranmorense Symonds, 2006
Clithon cryptum Eichhorst, 2016[4]
Clithon cuvieriana[citation needed]
Clithon diadema (Récluz, 1841)[4]
Clithon dispar (Pease, 1868)[4]
Clithon dominguense (Lamarck, 1822)[4]
Clithon donovani (Récluz, 1843)[4]
Clithon dringii (Récluz, 1846)[4]
Clithon elegans (Deshayes, 1824) †
Clithon eudeli (G. B. Sowerby III, 1917)[4]
Clithon faba G. B. Sowerby I, 1836[4]
Clithon flavovirens (von dem Busch, 1843)[4]
Clithon francoisi (Mabille, 1895)[4]
Clithon fuliginosum (von dem Busch, 1843)[4]
† Clithon hillae ' Symonds, 2015 †
† Clithon inequidentatum (Récluz, 1850)
Clithon leachii (Récluz, 1841)
Clithon lentiginosum (Reeve, 1855)[5]
Clithon luctuosum (Récluz, 1841)
Clithon madecassinum (Morelet, 1860)
Clithon mertonianum (Récluz, 1843)[4]
Clithon michaudi (Récluz, 1841)
† Clithon mortoni Symonds, 2015
Clithon nigrispinis Lesson, 1831
Clithon nouletianus (Gassies, 1863) [6]
Clithon nucleolus (Morelet, 1857)
†Clithon nucleus (Deshayes, 1832)
† Clithon occultatum Vrinat, 2019
Clithon olivaceum (Récluz, 1843)
Clithon oualaniense (Lesson, 1831)
Clithon parvulum (Le Guillou, 1841)
† Clithon passyanum (Deshayes, 1864)
Clithon peguense (Blanford, 1867)
† Clithon pisiforme (Férussac, 1823)
† Clithon planulatum (F. E. Edwards in Lowry, 1866)
† Clithon pococki Symonds, 2015
Clithon pritchardi (Dohrn, 1861)
Clithon pulchellum (Récluz, 1843)
Clithon rarispina (Mousson, 1849)
Clithon recluzianum (Le Guillou, 1841)
Clithon reticulare (G. B. Sowerby I, 1836)[7]
Clithon retropictum (von Martens, 1879)
Clithon rugatum (Récluz, 1842)
Clithon ruginosum (Récluz, 1841)
† Clithon saincenyense (Deshayes, 1864)
† Clithon sobrinum (A. Férussac, 1823)
Clithon souleyetanum (Récluz, 1842)
Clithon sowerbianum (Récluz, 1843)
Clithon spiniferum (Récluz, 1842)
Clithon spinosum (G. B. Sowerby I, 1825) - synonyms: Clithon spinosus, Clithon spinosa[8][9]
Clithon squarrosum (Récluz, 1843)
† Clithon stintoni Symonds, 2009
Clithon subgranosum (G. B. Sowerby I, 1836)
Clithon subpunctatum (Récluz, 1843)
Clithon teres Eichhorst, 2016
Clithon thermophilum (Martens, 1878)
† Clithon tigrinum Vrinat, 2019 †
† Clithon transbaicalicus Popova, 1981
Clithon triseriale (G. B. Sowerby I, 1836) (taxon inquirendum)
Clithon tritonense (Le Guillou, 1841) (taxon inquirendum)
Clithon undatus Lesson, 1831 [10]
Clithon wallacei (Dohrn, 1861)
† Clithon waltoni (Symonds, 2002)
† Clithon zonarium (Deshayes, 1832)

Species brought into synonymy

Clithon exclamationis (Mabille, 1895): synonym of Clithon bicolor (Récluz, 1843)
Clithon glabratum (G.B. Sowerby II, 1849):[4] synonym of Vitta glabrata (G. B. Sowerby II, 1849)
Clithon longispina (Récluz, 1841):[2] synonym of Clithon coronatum (Leach, 1815) (junior synonym)

Ecology

It lives in rapid streams.[2]
References

Montfort (1810). Conch. Syst. 2: 326.
Brown D. S. (1994). Freshwater Snails of Africa and their Medical Importance. Taylor & Francis. ISBN 0-7484-0026-5.
MolluscaBase eds. (2020). MolluscaBase. Clithon Montfort, 1810. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=737507 on 2020-08-21
Bouchet, P.; Rosenberg, G. (2016). Clithon Montfort, 1810. In: MolluscaBase (2017). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=737507 on 2017-11-29
Bouchet, P. (2016). Clithon lentiginosum. In: MolluscaBase (2017). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=873242 on 2017-11-29
Gassies (1863) Faune conchyliologique terrestre et fluvio-lacustre de la Nouvelle-Calédonie Part 1. Actes de la Société linnéenne de Bordeaux. 24: 104–105 (Pl.8, Fig.5)
MolluscaBase (2018). Clithon reticulare (G. B. Sowerby I, 1836). Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=873608 on 2018-09-26
Myers M. J., Meyer C. P. & Resh V. H. (2000). "Neritid and thiarid gastropods from French Polynesian streams: how reproduction (sexual, parthenogenetic) and dispersal (active, passive) affect population structure". Freshwater Biology 44: 535–545. doi:10.1046/j.1365-2427.2000.00599.x.
Bouchet, P.; Rosenberg, G. (2016). Clithon spinosum (G. B. Sowerby I, 1825). In: MolluscaBase (2015). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=737522 on 2016-09-06

GBiF: Clithon undatus

Le Guillou, E., 1841. Description de quatorze Nerites nouvelles. Revue Zoologique par la Société Cuvierienne 4: 343-347
Mabille, J., 1895. Mollusques des Nouvelles-Hébrides recueillis par M. le Docteur François. Bulletin de la Société d'Histoire naturelle d'Autun 8: 393-411
Eichhorst T.E. (2016). Neritidae of the world. Volume 1. Harxheim: Conchbooks. 695 pp

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