View source for Unio mancus

{{Short description|Species of bivalve}}
{{Speciesbox
| image = Unionidae - Unio mancus.JPG
| image_caption = A view of [[valve (mollusc)|valve]]s of ''Unio mancus''
| image2 = Unio mancus2 A MRKVICKA.JPG
| image2_caption = A live individual of ''Unio mancus''
| status = NT
| status_system = IUCN3.1
| status_ref =<ref name="iucn status 13 November 2021">{{cite iucn |author=Lopes-Lima , M. |author2=Seddon, M.B. |date=2014 |title=''Unio mancus'' |volume=2014 |page=e.T22737A42466471 |doi=10.2305/IUCN.UK.2014-3.RLTS.T22737A42466471.en |access-date=13 November 2021}}</ref>
| genus = Unio
| species = mancus
| authority = [[Jean-Baptiste Lamarck|Lamarck]], 1819
| synonyms = 
* ''Unio elongatulus'' <small>Pfeiffer, 1825</small>
* ''Unio emarginatus'' <small>I. Lea, 1834</small> · 
* ''Unio fascellinus'' <small>Locard, 1882</small> 
* ''Unio lagnisicus'' <small>Bourguignat, 1882</small> · 
* ''Unio manca'' <small>Lamarck, 1819</small> 
* ''Unio plebeius'' <small>Drouët, 1888</small> (junior homonym of ''Unio compressus var. plebius'' <small>C.B. Adams, 1842)</small>
* ''Unio suborbicularis'' <small>Drouët, 1888</small> 
* ''Unio valentinus'' <small>Rossmässler, 1854</small> (junior synonym)
* ''Unio voltzii var. ursannensis'' <small>Kobelt, 1911</small> (junior synonym)
|display_parents= 3
}}

'''''Unio mancus''''' is a species of [[freshwater mussel]], an [[Aquatic animal|aquatic]] [[bivalve]] [[mollusk]] in the family [[Unionidae]], the river mussels.<ref>[http://www.catalogueoflife.org/annual-checklist/2015/details/species/id/5fc873501a8fd2e10699f52b9dfed00b/source/tree Catalogue of life]</ref><ref>[http://www.marinespecies.org/aphia.php?p=taxdetails&id=397201 WoRMS]</ref>

;Subspecies:
* ''Unio mancus mancus'' <small>Lamarck, 1819</small>
* ''Unio mancus requienii'' <small>Michaud, 1831</small>
* ''Unio mancus turtonii'' <small>Payraudeau, 1826</small>

==Distribution==
This species can be found from northeast Spain throughout the Mediterranean zone, northeast Africa and in the Middle East.<ref>[http://eol.org/pages/3013558/overview Encyclopedia of life]</ref> It is present in Austria, Bosnia and Herzegovina, Croatia, Cyprus, France, Greece, Italy, Lebanon, Montenegro, Slovenia, Spain, Switzerland, Syria and Turkey.<ref name="iucn status 13 November 2021" />

==Description==
Shells of ''Unio mancus'' usually reach a size of {{convert|55|-|65|mm}}, with a maximum of {{convert|10|cm}}.<ref>[https://www.biodiversitylibrary.org/item/106425#page/11/mode/1up Annales de la Société Linneenne de Maine-et-Loire.] – v1 (1853)</ref> These freshwater mussels have a dark brown or yellowish-green periostracum. The shells are equivalve, inequilateral and oval-shaped, with a rounded anterior margin and a truncated posterior margin. The inner is iridescent white.<ref>RAFAEL ARAUJO, IGNACIOGO MEZ AND ANNIE MACHORDOM [http://faunaiberica.es/CV/rafa_pdf/Unio_JMS.pdf THE IDENTITY AND BIOLOGY OF UNIO MANCUS LAMARCK, 1819 (=U. ELONGATULUS)(BIVALVIA:UNIONIDAE) IN THE IBERIAN PENINSULA]</ref>

==References==
{{Reflist}}
* Rossmässler, E. A. (1854-1858). Iconographie der Land- & Süßwasser-Mollusken Europa's, mit vorzüglicher Berücksichtigung kritischer und noch nicht abgebildeter Arten. (1) 3

==External links==
{{Commons category}}
* [https://www.biodiversitylibrary.org/item/47441 Lamarck &#91;J.-B. M.&#93; de. (1819). Histoire naturelle des animaux sans vertèbres. Tome 6(1): vi + 343 pp. Paris: published by the author.]
* [https://biodiversitylibrary.org/page/35957690 Lea, I. (1834). Observations on the naïades; and descriptions of new species of that, and other families. Transactions of the American Philosophical Society. (NS) 5: 23-119, pls 1-19]
* [https://www.biodiversitylibrary.org/page/11111180 Locard, A. (1882). Prodrome de malacologie française. &#91;I&#93;. Catalogue général des mollusques vivants de France. Mollusques terrestres, des eaux douces et des eaux saumâtres. vi + 462 pp.&nbsp;Lyon: Henri Georg.]
* [https://www.biodiversitylibrary.org/page/15980059 Drouët, H. (1888). Unionidae nouveaux ou peu connus (5ème article). Journal de Conchyliologie. 36(1): 103-111]
* [https://www.biodiversitylibrary.org/page/16254264  Kobelt, W. (1910-1911). In: Rossmässler, E.A., Iconographie der Land- & Süßwasser-Mollusken mit vorzüglicher Berücksichtigung der europäischen noch nicht abgebildeten Arten, (2) 17 (1/2): 1-24, pl. 451-460]
* [https://doi.org/10.11646/zootaxa.4545.3.2 Marrone F., Nardi G., Cianfanelli S., Govedič M., Barra S.A., Arculeo M. & Bodon M. (2019). Diversity and taxonomy of the genus Unio Philipsson in Italy, with the designation of a neotype for Unio elongatulus C. Pfeiffer (Mollusca, Bivalvia, Unionidae). Zootaxa. 4545(3): 339-374]
* [https://doi.org/10.1007/s10531-017-1403-z Froufe, E.; Lopes-Lima, M.; Riccardi, N.; Zaccara, S.; Vanetti, I.; Lajtner, J.; Teixeira, A.; Varandas, S.; Prié, V.; Zieritz, A.; Sousa, R.; Bogan, A. E. (2017). Lifting the curtain on the freshwater mussel diversity of the Italian Peninsula and Croatian Adriatic coast. Biodiversity and Conservation. 26(14): 3255-3274]

{{Taxonbar|from=Q14510906}}

[[Category:Unio (bivalve)|mancus]]
[[Category:Bivalves described in 1819]]
[[Category:Habitats Directive species]]


{{Unionidae-stub}}