Amastra nucleola (Gould, 1845:28)



Taxonomy & Nomenclature



Conservation Status


Last record: 1936



Kauai, Hawaiian Islands, USA


Biology & Ecology










Caum, E.L. 1974. Check list of Hawaiian land and fresh water mollusca. Bulletin of the Bernice P. Bishop Museum, Honolulu, 56: 1-80.

Cowie, R.H., N.L. Evenhuis, C.C. Christensen. 1995. Catalog of the Native Land and Freshwater Molluscs of the Hawaiian Islands. Backhuys Publishers: Leiden, The Netherlands. 248 pp.

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.

Johnson, R.I. 1996. Types of land and freshwater mollusks from the Hawaiian islands in the Museum of Comparative Zoology, Bulletin of the Museum of Comparative Zoology, Harvard University, 155(4): 159-214.

Régnier, C., Bouchet, P., Hayes, K. A., Yeung, N. W., Christensen, C. C., Chung, D. J. D., Fontaine, B. and Cowie, R. H. (2015). Extinction in a hyperdiverse endemic Hawaiian land snail family and implications for the underestimation of invertebrate extinction. Conservation Biology 29(6): 1715-1723.

Yeung, Norine W., Cowie, Robert H., Hayes, Kenneth A. and Strong, Ellen E. (2017). Type Specimens of Hawaiian Land Snails in the Smithsonian Institution, National Museum of Natural History, with Lectotype Designations. Smithsonian Contributions to Zoology 647, vi + 34 pages, 11 figures.


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