Unio madagascariensis Sganzin, 1841
Taxonomy & Nomenclature
Invalid (nomen dubium) (Graf & Cummings, 2009, 2021, 2025)
Conservation Status
Invalid (nomen dubium) (Graf & Cummings, 2009, 2021, 2025)
Last record: 1841 or before (Van Damme, 2016)
IUCN RedList status: Extinct
Distribution & Habitat
eastern Madagascar
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Sganzin, V. (1841). Catalogue des coquilles aux Îles de France, de Bourbon et de Madagascar. Mémoires de la Société d'Histoire Naturelle de Strasbourg 8: 1-30.
Other references:
Anonymous. (1840). Notices statistiques sur les possessions françaises à Madagascar, îles Saint-Pierre et Miquelon. In: Roussin, A (ed.) (ed.), Notices statistiques sur les possessions françaises à Madagascar, îles Saint-Pierre et Miquelon, pp. 216pp. Imprimerie Royale, Paris.
Graf, Daniel L. and Cummings, Kevin S. (2009). Actual and alleged freshwater mussels (Mollusca: Bivalvia: Unionoida) from Madagascar and the Mascarenes, with description of a new genus, Germainaia. Proceedings of the Academy of Natural Sciences of Philadelphia 158(1): 221-238.
Graf, Daniel L. and Cummings, Kevin S. (2021). A ‘big data’ approach to global freshwater mussel diversity (Bivalvia: Unionoida), with an updated checklist of genera and species. Journal of Molluscan Studies 87(1): eyaa034 (36 pp.). https://doi.org/10.1093/mollus/eyaa034
Graf, Daniel L. and Cummings, Kevin S. (2025). The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves). MUSSEL Project Web Site, https://www.mussel-project.net/. Accessed 6 July 2025.
MolluscaBase eds. (2025). MolluscaBase. Unio madagascariensis Sganzin, 1841. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1338501 on 2025-07-06
Van Damme, D. (2016). Unio madagascariensis. The IUCN Red List of Threatened Species 2016: e.T91292433A91292440. http://dx.doi.org/10.2305/IUCN.UK.2016-3.RLTS.T91292433A91292440.en. Downloaded on 17 December 2016.
https://extinctanimals.proboards.com/thread/21787/unio-madagascariensis
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