Irvineia voltae Trewavas, 1943
Butterfish
Taxonomy & Nomenclature
Conservation Status
Missing
Last record: before 1943
IUCN RedList status: Endangered
Known only from the (3) syntypes collected at an unspecified date sometime prior to 1943, from above the Senchi Rapids, Volta river, Ghana. Searches were mounted between 1961 and 1988 to relocate this species, but were unsuccessful (Harrison & Stiassny, 1999). It is probably extinct.
Distribution
Volta river, Ghana
Biology & Ecology
Hypodigm
Syntypes: BMNH 1944.2.9.19; BMNH 1944.2.9.20; BMNH 1944.2.9.21
Media
References
Original scientific description:
Trewavas, E. (1943). New schilbeid fishes from the Gold Coast, with a synopsis of the African genera. Proceedings of the Zoological Society of London Series volume B113 (pt 3): 164-171.
Other references:
De Vos, L. (1995). A systematic revision of the African Schilbeidae (Teleostei, Siluriformes) Ann. Mus. R. Afr, Cent. Sci. Zool. 271: 1-449.
Entsua-Mensah, M. & Lalèyè, P. (2006). Irvineia voltae. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.1. (http://www.iucnredlist.org). Downloaded on 21 June 2011.
Froese, Rainer, and Daniel Pauly, eds. (2008). "Irvineia voltae" in FishBase. Apr. 2011 version. (http://www.fishbase.org/summary/SpeciesSummary.php?id=9367)
Harrison, I.J. and Stiassny. M.L.J. 1999. The quiet crisis: a preliminary listing of the freshwater fishes of the World that are extinct or “missing in action”. In: R. MacPhee (ed.), Extinctions in Near Time: Causes, Contexts, and Consequences, pp.271–332. Kluwer Academic/Plenum Publishers, New York.