Tropidophora semilirata (Morelet, 1881)



Taxonomy & Nomenclature

Synonym/s: Tropidophora semilineata (erroneously used by Bouchet & von Cosel, (1996))


Conservation Status

Rediscovered in April 2001

IUCN RedList status: Extinct


This species, long thought extinct, was rediscovered by Dr P. Bouchet, Mr A. Abdou, and possibly Owen Griffiths, during surveys on Mayotte sometime during April 2001, when they conducted a survey for two weeks (Griffiths, 2002).



Mayotte, Comoros Islands


Biology & Ecology










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.

Bouchet, P. & von Cosel, R. 1996. Tropidophora semilineata. The IUCN Red List of Threatened Species 1996: e.T22343A9370592. Downloaded on 16 May 2018.

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.

Griffiths, Owen. (2002). [url=]Survey of the non marine molluscs of Mayotte[/url]. Phelsuma [b]10[/b]: 49-52.


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