Helicostyla phloiodes (Pfeiffer, 1842)



Taxonomy & Nomenclature

Synonym/s: Anixa phloiodes (Pfeiffer, 1842); Anixa magistra (Pfeiffer, 1852)


Conservation Status

Extinct (Régnier et al., 2009; Cowie et al., 2017)

IUCN RedList status: Data Deficient


Rediscovered prior to extinction?



Cebu, Philippines


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.

Poppe, G. & Tagaro, S. 2014. Anixa phloiodes. The IUCN Red List of Threatened Species 2014: e.T177697A1495441. Downloaded on 14 May 2018.

Poppe, G.T., Tagaro, S.P., Crookshanks, D., Groh, K. and Sarino, J. 2012. A statement on the landsnails of Cebu. Visaya 3(6): 65-103.

Régnier, Claire, Fontaine, Benoît and Bouchet, Philippe. (2009). Not Knowing, Not Recording, Not Listing: Numerous Unnoticed Mollusk Extinctions. Conservation Biology 23(5): 1214-1221.


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