Aaadonta angaurana Solem, 1976



Taxonomy & Nomenclature



Conservation Status


Last record: 1936 (Solem, 1976)

IUCN RedList status: Critically Endangered (Possibly Extinct)


At least one survey (Rundell, 2012) has failed to find this species alive post-1936.



Palau, Caroline Islands


Biology & Ecology










Original scientific description:

Solem, A. (1976). Endodontoid land snails from Pacific islands (Mollusca: Pulmonata: Sigmurethra) Part 1. Family Endodontidae. Field Museum of Natural History, Chicago, i-xii, 1-508. [Zoological Record Volume 115]


Other references:

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.

Rundell, Rebecca J. (2005). The Land Snails of Belau: Survey of the 16 States. Report. Distributed to Federal, State and Local Governments and NGOs, Republic of Palau. 19 pp. [automatic download]

Rundell, Rebecca J. (2008). Cryptic diversity, molecular phylogeny and biogeography of the rock- and leaf litter-dwelling land snails of Belau (Republic of Palau, Oceania). Philosophical Transactions of the Royal Society of London B 363: 3401-3412.

Rundell, Rebecca J. (2010). Diversity and conservation of the land snail fauna of the western Pacific islands of Belau (Republic of Palau, Oceania). American Malacological Bulletin 28: 81-90.

Rundell, Rebecca J. (2012). Aaadonta angaurana. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. ( Downloaded on 02 June 2013.

Smith, B. D. (1993). Working list of the terrestrial gastropods of Palau, Caroline Islands. Working List No. 4. Dickinson Memorial Mollusc Collection, Marine Laboratory, University of Guam.

Solem, Alan. (1983). Endodontoid land snails from Pacific islands (Mollusca: Pulmonata: Sigmurethra). Part II. Families Punctidae and Charopidae. Zoogeography. Field Museum of Natural History, Chicago.


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