Hemicycla modesta (Férussac, 1821)



Taxonomy & Nomenclature



Conservation Status


IUCN RedList status: Critically Endangered (Possibly Extinct)



Teneriffe, Canary Islands, North Africa


Biology & Ecology










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.

Groh, K. and Neubert, E. (2013). Hemicycla modesta. The IUCN Red List of Threatened Species. Version 2014.3. ( Downloaded on 25 January 2015.

Neiber, Marco T., Santana, Jesús and Artiles, Miguel. (2017). On the verge of extinction but not yet gone: rediscovery of Hemicycla modesta (Férussac, 1822) on Tenerife (Canary Islands). Tentacle 25: 19-22.

Wollaston, T. V. (1878). Testacea Atlantica or the land and freshwater shells of Azores, aderiras, Salvages, Canaries, Cape Verdes and Saint Helena. London; Reeve.


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