Clithon

{{Short description|Genus of gastropods}} {{Automatic taxobox |image = Clithon retropictus(Hamamatsu,Shizuoka,Japan,2007).jpg |image_caption = ''Clithon retropictum'' |display_parents = 3 |taxon = Clithon |authority = Montfort, 1810<ref>{{cite book |author=Montfort |title=Conch. Syst. |year=1810 |volume=2 |page=326}}</ref> |synonyms = * ''Clithon (Clithon)'' Montfort, 1810 * ''Clithon (Pictoneritina)'' Iredale, 1936 * ''Corona'' Récluz, 1850 (objective synonym) * ''Nerita (Clithon)'' Montfort, 1810 * ''Neritina (Clithon)'' Montfort, 1810 * ''Pictoneritina'' Iredale, 1936* * ''Theodoxus (Pictoneritina)'' Iredale, 1936 (new combination) |type_species = ''Nerita corona'' |type_species_authority = Linnaeus, 1758 }}

'''''Clithon''''' is a genus of freshwater snails<ref name="Brown 1994"/> or brackish snails that have an operculum, aquatic gastropod molluscs in the family Neritidae, the nerites.<ref name="WoRMS">{{cite WoRMS |year=2020 |db=MolluscaBase|title= ''Clithon'' Montfort, 1810|id=737507 |accessdate=2020-08-21}}</ref>

== Distribution == Distribution of the genus ''Clithon'' includes the Comoro Islands (3 species),<ref name="Brown 1994"/> Madagascar (3 or more species) and the Mascarene Islands.<ref name="Brown 1994">{{Cite book |last=Brown |first=D. S. |title=Freshwater snails of Africa and their medical importance |date=1994 |publisher=Taylor & Francis |isbn=978-0-7484-0026-3 |edition=2nd |location=London; Bristol, PA}}</ref>

== Description == Some species, such as ''Clithon coronatum'' have spines on its shell.<ref name="Brown 1994"/>

== Species == [[File:Clithon diadema 01.JPG|thumb|''Clithon diadema'' shell]] Species in the genus ''Clithon'' include: {{div col|colwidth=20em}} * ''Clithon angulosum'' (Récluz, 1843)<ref name="WoRMS"/> * ''Clithon aspersum'' (G. B. Sowerby II, 1849)<ref name="WoRMS"/> * † ''Clithon avellana'' (Récluz, 1842)<ref name="WoRMS"/> * ''Clithon barbei'' Symonds & Pacaud, 2010 † * † ''Clithon bezieri'' (Dalimier, 1918) * ''Clithon bicolor'' (Récluz, 1843)<ref name="WoRMS"/> * † ''Clithon bouryi'' (Cossmann, 1888) * † ''Clithon bristowi'' (Wenz, 1929)<ref name="WoRMS"/> * ''Clithon castanea'' (Hombron & Jacquinot, 1848)<ref name="WoRMS"/> * ''Clithon celatum'' (Récluz, 1846)<ref name="WoRMS"/> * ''Clithon chlorostoma'' (G.B. Sowerby I, 1833)<ref name="WoRMS"/> * ''Clithon circumvolutum'' (Récluz, 1843)<ref name="WoRMS"/> * † ''Clithon coeuvrense'' Vrinat, 2019 * † ''Clithon concavum'' (J. Sowerby, 1823) * ''Clithon corona'' (Linnaeus, 1758)<ref name="WoRMS"/> * ''Clithon coronatum'' (Leach, 1815)<ref name="WoRMS"/> * † ''Clithon cranmorense'' Symonds, 2006 * ''Clithon cryptum'' Eichhorst, 2016<ref name="WoRMS"/> * ''Clithon cuvieriana''{{citation needed|date=November 2017}} * ''Clithon diadema'' (Récluz, 1841)<ref name="WoRMS"/> * ''Clithon dispar'' (Pease, 1868)<ref name="WoRMS"/> * ''Clithon dominguense'' (Lamarck, 1822)<ref name="WoRMS"/> * ''Clithon donovani'' (Récluz, 1843)<ref name="WoRMS"/> * ''Clithon dringii'' (Récluz, 1846)<ref name="WoRMS"/> * ''Clithon elegans'' (Deshayes, 1824) † * ''Clithon eudeli'' (G. B. Sowerby III, 1917)<ref name="WoRMS"/> * ''Clithon faba'' G. B. Sowerby I, 1836<ref name="WoRMS"/> * ''Clithon flavovirens'' (von dem Busch, 1843)<ref name="WoRMS"/> * ''Clithon francoisi'' (Mabille, 1895)<ref name="WoRMS"/> * ''Clithon fuliginosum'' (von dem Busch, 1843)<ref name="WoRMS"/> * † ''Clithon hillae'' ' Symonds, 2015 † * † ''Clithon inequidentatum'' (Récluz, 1850) * ''Clithon leachii'' (Récluz, 1841) * ''Clithon lentiginosum'' (Reeve, 1855)<ref>{{cite WoRMS |last=Bouchet|first= P. |year=2016|title= ''Clithon lentiginosum'' (Reeve, 1855)|db= MolluscaBase |id=873242 |accessdate=2017-11-29}}</ref> * ''Clithon luctuosum'' (Récluz, 1841) * ''Clithon madecassinum'' (Morelet, 1860) * ''Clithon mertonianum'' (Récluz, 1843)<ref name="WoRMS"/> * ''Clithon michaudi'' (Récluz, 1841) * † ''Clithon mortoni'' Symonds, 2015 * ''Clithon nigrispinis'' Lesson, 1831 * ''Clithon nouletianus'' (Gassies, 1863) <ref>{{cite book |author=Gassies |title=Faune conchyliologique terrestre et fluvio-lacustre de la Nouvelle-Calédonie Part 1 |publisher=Actes de la Société linnéenne de Bordeaux |year=1863 |volume=24 |pages=104–105 (Pl.8, Fig.5)}}</ref> * ''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)<ref>{{cite WoRMS |db=MolluscaBase |year=2018|title= ''Clithon reticulare'' (G. B. Sowerby I, 1836)|id=873608 |accessdate=2018-09-26}}</ref> * ''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''<ref>{{Cite journal |last1=Myers |first1=Marilyn J. |last2=Meyer |first2=Chris P. |last3=Resh |first3=Vincent H. |date=2000 |title=Neritid and thiarid gastropods from French Polynesian streams: how reproduction (sexual, parthenogenetic) and dispersal (active, passive) affect population structure |url=https://onlinelibrary.wiley.com/doi/10.1046/j.1365-2427.2000.00599.x |journal=Freshwater Biology |language=en |volume=44 |issue=3 |pages=535–545 |doi=10.1046/j.1365-2427.2000.00599.x |issn=0046-5070}}</ref><ref>{{cite WoRMS |last1=Bouchet|first1= P.|last2= Rosenberg|first2= G. |year=2016|title= ''Clithon spinosum'' (G. B. Sowerby I, 1825) |db= MolluscaBase |id=737522 |accessdate=2016-09-06}}</ref> * ''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 <ref>{{cite GBIF|id=9458209 |taxon= ''Clithon undatus'' Lesson, 1831}}</ref> * ''Clithon wallacei'' (Dohrn, 1861) * † ''Clithon waltoni'' (Symonds, 2002) * † ''Clithon zonarium'' (Deshayes, 1832) {{div col end}} ;Species brought into synonymy: * ''Clithon exclamationis'' (Mabille, 1895): synonym of ''Clithon bicolor'' (Récluz, 1843) * ''Clithon glabratum'' (G.B. Sowerby II, 1849):<ref name="WoRMS"/> synonym of ''Vitta glabrata'' (G. B. Sowerby II, 1849) * ''Clithon longispina'' (Récluz, 1841):<ref name="Brown 1994"/> synonym of ''Clithon coronatum'' (Leach, 1815) (junior synonym)

== Ecology == It lives in rapid streams.<ref name="Brown 1994"/>

== References == {{Reflist}} * 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 == {{Commons category}} * [https://www.biodiversitylibrary.org/bibliography/10571 Montfort P. [Denys de]. (1808-1810). Conchyliologie systématique et classification méthodique des coquilles. Paris: Schoell. Vol. 1: pp. lxxxvii + 409 [1808]. Vol. 2: pp. 676 + 16]

Category:Neritidae Category:Gastropod genera Category:Long stubs with short prose Category:Taxa named by Pierre Denys de Montfort