Chilonopsis helena Quoy & Gaimard, 1833
St. Helena awl snail
Taxonomy & Nomenclature
Conservation Status
Extinct
Last record: 1870's (Mollusc Specialist Group, 1996)
IUCN RedList status: Extinct
Distribution
St. Helena
Biology & Ecology
Hypodigm
Media
References
Baillie, J. and Groombridge, B. (eds). (1996). 1996 IUCN Red List of Threatened Animals. pp. 378. International Union for Conservation of Nature, Gland, Switzerland and Cambridge, UK.
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.
Groombridge, B. (ed.). (1994). 1994 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.
Mollusc Specialist Group. (1996). Chilonopsis helena. The IUCN Red List of Threatened Species 1996: e.T4637A11052036. http://dx.doi.org/10.2305/IUCN.UK.1996.RLTS.T4637A11052036.en. Downloaded on 16 May 2018.
Régnier, Claire, Fontaine, Benoît and Bouchet, Philippe. (2009). Not Knowing, Not Recording, Not Listing: Numerous Unnoticed Mollusk Extinctions. Conservation Biology 23(5): 1214-1221.
Smith, Edgar A. (1892). On the Land-Shells of St. Helena. Proceedings of the Zoological Society of London 1892, 258-270.