Eupera crassa (Mandahl-Barth, 1954:178)

Taxonomy & Nomenclature

Synonym/s: Byssanodonta crassa Mandahl-Barth, 1954:178 (basionym)

See Graf & Cummings (2025) for a more complete taxonomic history.

Conservation Status

Missing (Cowie et al., 2017; Seddon et al., 2017)

Last record: 1954 (Seddon et al., 2017)

IUCN RedList status: Critically Endangered (Possibly Extinct)

Distribution & Habitat

Lake Victoria, East Africa

Type locality: "Uganda, Victoria Lake, near Dagusi Island" (MolluscBase eds., 2025)

Biology & Ecology

Hypodigm

Media

References

Original scientific description:

Mandahl-Barth, G. (1954). The freshwater Mollusks of Uganda and adjacent territories. Annalen van het Koninklijk Museum van Belgisch - Congo = Annales du Musée Royal du Congo Belge. Sciences zoologiques 32: 1-205.

Other references:

Azevedo, J.F., de, Medeiros, L.M. de and Faro, M.M. 1961. Freshwater molluscs of the Portuguese overseas provinces, 3. Molluscs of Moçambique. Estudos, Ensaios e Documentos Ultramar, Lisbóa 88: 394.

Cowie, Robert H., Régnier, Claire, Fontaine, Benoît, and Bouchet, Philippe. (2017). Measuring the Sixth Extinction: what do mollusks tell us? The Nautilus 131(1): 3-41.

Daget J. (1998). Catalogue raisonné des mollusques bivalves d'eau douce africains. Leiden: Backhuys / Paris: Editions de l'ORSTOM. 329 pp.

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 30 June 2025.

Mandahl-Barth, G. (1988). Studies on African Freshwater Bivalves. Charlottenlund, Denmark: Danish Bilharziasis Laboratory. 161 pp.

Mansur, Maria Cristina Dreher and Meier-Brook, Claus. (2000). Morphology of Eupera Bourguignat 1854, and Byassanodonta Orbigny 1846 with contributions to the phylogenetic systematics of Sphaeriidae and Corbiculidae (Bivalvia: Veneroida). Archiv für Molluskenkunde 128(1-2): 1-59. https://doi.org/10.1127/arch.moll/128/2000/1

MolluscaBase eds. (2025). MolluscaBase. Eupera crassa (Mandahl-Barth, 1954). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1338026 on 2025-07-01

Muli, J. R. and Mavuti, K. M. (2001). The benthic macrofauna community of Kenyan waters of Lake Victoria. Hydrobiologia 458: 83-90.

Muli, J. R., Mwebaza-Ndawula, L., Mwambungu, J. A., Sekiranda, S. and Gandhi, W. P. (2004). Macroinvertebrates Communities. In: Kansoma, P. (ed.). Aquatic Biodiversity of Lake Victoria Basin: its conservation and sustainable uses. Lake Victoria Basin Management Project.

Seddon, M.B., Lange, C. and Van Damme, D. (2017). Eupera crassa. The IUCN Red List of Threatened Species 2017: e.T184496A110712506. https://dx.doi.org/10.2305/IUCN.UK.2017-2.RLTS.T184496A110712506.en. Downloaded on 02 May 2018.

Van Damme, D. and Van Bocxlaer, B. (2009). Freshwater molluscs of the Nile Basin, past and present, pp. 585-629. In: Dumont, Henri J. (ed.). The Nile: Origin, Environments, Limnology and Human Use (Monographiae Biologicae, vol 89). Dordrecht: Springer. https://doi.org/10.1007/978-1-4020-9726-3_29

https://extinctanimals.proboards.com/thread/23355/eupera-crassa

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