Achatinella dimorpha Gulick, 1858
Two-morphed Oahu tree-snail
Taxonomy & Nomenclature
Synonym/s: Achatinella albescens Gulick; Achatinella zonata Gulick; Achatinella contracta Gulick
Conservation Status
Extinct
Last record: 1967
IUCN RedList status: Extinct
Distribution
Oahu, Hawaiian Islands, USA
Biology & Ecology
Hypodigm
Media
References
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.
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.
Greenwald, Noah, Suckling, Kieran F., Hartl, Brett and Mehrhoff, L. A. (2019). Extinction and the U.S. Endangered Species Act. PeerJ 7: e6803 https://doi.org/10.7717/peerj.6803 [Supplemental Information (Extinct or possibly extinct listed species)]
Groombridge, B. (ed.). 1994. 1994 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.
IUCN. 1990. 1990 IUCN Red List of Threatened Animals. Gland, Switzerland and Cambridge, UK.
Mollusc Specialist Group. (1996a). Achatinella dimorpha. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.1. (http://www.iucnredlist.org). Downloaded on 19 September 2011.
Mollusc Specialist Group. (1996b). Achatinella dimorpha. The IUCN Red List of Threatened Species 1996: e.T180A13045321. https://dx.doi.org/10.2305/IUCN.UK.1996.RLTS.T180A13045321.en. Accessed on 14 June 2022.
Régnier, Claire, Fontaine, Benoît and Bouchet, Philippe. (2009). Not Knowing, Not Recording, Not Listing: Numerous Unnoticed Mollusk Extinctions. Conservation Biology 23(5): 1214-1221.
USFWS (U.S. Fish and Wildlife Service). (2011). Oahu tree snails (Achatinella spp.) 5-Year Review. https://ecos.fws.gov/docs/five_year_review/doc3903.pdf
Wells, S.M., Pyle, R.M. and Collins, N.M. (compilers) 1983. The IUCN Invertebrate Red Data Book. IUCN, Gland, Switzerland and Cambridge, UK.