Clithon is a genus of freshwater snails or brackish snails that have an operculum, aquatic gastropod molluscs in the family Neritidae, the nerites.
Distribution Distribution of the genus Clithon includes the Comoro Islands (3 species), Madagascar (3 or more species) and the Mascarene Islands.
Description Some species, such as Clithon coronatum have spines on its shell.
Species
Species in the genus Clithon include:
Clithon angulosum (Récluz, 1843) Clithon aspersum (G. B. Sowerby II, 1849) † Clithon avellana (Récluz, 1842) Clithon barbei Symonds & Pacaud, 2010 † † Clithon bezieri (Dalimier, 1918) Clithon bicolor (Récluz, 1843) † Clithon bouryi (Cossmann, 1888) † Clithon bristowi (Wenz, 1929) Clithon castanea (Hombron & Jacquinot, 1848) Clithon celatum (Récluz, 1846) Clithon chlorostoma (G.B. Sowerby I, 1833) Clithon circumvolutum (Récluz, 1843) † Clithon coeuvrense Vrinat, 2019 † Clithon concavum (J. Sowerby, 1823) Clithon corona (Linnaeus, 1758) Clithon coronatum (Leach, 1815) † Clithon cranmorense Symonds, 2006 Clithon cryptum Eichhorst, 2016 Clithon cuvieriana Clithon diadema (Récluz, 1841) Clithon dispar (Pease, 1868) Clithon dominguense (Lamarck, 1822) Clithon donovani (Récluz, 1843) Clithon dringii (Récluz, 1846) Clithon elegans (Deshayes, 1824) † Clithon eudeli (G. B. Sowerby III, 1917) Clithon faba G. B. Sowerby I, 1836 Clithon flavovirens (von dem Busch, 1843) Clithon francoisi (Mabille, 1895) Clithon fuliginosum (von dem Busch, 1843) † Clithon hillae ' Symonds, 2015 † † Clithon inequidentatum (Récluz, 1850) Clithon leachii (Récluz, 1841) Clithon lentiginosum (Reeve, 1855) Clithon luctuosum (Récluz, 1841) Clithon madecassinum (Morelet, 1860) Clithon mertonianum (Récluz, 1843) Clithon michaudi (Récluz, 1841) † Clithon mortoni Symonds, 2015 Clithon nigrispinis Lesson, 1831 Clithon nouletianus (Gassies, 1863) 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) 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 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 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): synonym of Vitta glabrata (G. B. Sowerby II, 1849) Clithon longispina (Récluz, 1841): synonym of Clithon coronatum (Leach, 1815) (junior synonym)
Ecology It lives in rapid streams.
References
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
External links
Montfort P. [Denys de]. (1808-1810). Conchyliologie systématique et classification méthodique des coquilles. Paris: Schoell. Vol. 1: pp. lxxxvii + 409 . Vol. 2: pp. 676 + 16