The Recently Extinct Plants and Animals Database

Rhyncogonus bryani Perkins, 1919

Bryan's weevil



Taxonomy & Nomenclature



Conservation Status

Last record: 1911 (source)

IUCN RedList status: Extinct



Laysan, Hawaiian Islands


Biology & Ecology










Original scientific description:

Perkins, R. C. L. (1919). A new species of otiorrhynchine beetle of the genus Rhyncogonus Sharp from Laysan Island. Entomologist’s Monthly Magazine 55: 4.


Other references:

Asquith, A. (1995). Alien species and the extinction crisis of Hawaii’s invertebrates. Endangered Species Update 12(6): 6-11.

Beattie, M. H. (1994). Endangered and threatened wildlife and plants; animal candidate review for listing as endangered or threatened species; proposed rule. Federal Register 59(219): 58982-59028.

Gagné, W.C. & L.W. Cuddihy. (1990). Vegetation. In: Wagner, W.L., D.R. Herbst & S.L. Sohmer, (ed.), Manual of the flowering plants of Hawai‘i., pp. 45-114. University of Hawaii Press & Bishop Museum Press, Honolulu.

Lyal, C. (2014). Rhyncogonus bryani. The IUCN Red List of Threatened Species. Version 2014.1. ( Downloaded on 09 July 2014.

Samuelson, G. A. (2003). Review of Rhyncogonus of the Hawaiian Island (Coleoptera: Curculionidae). Bishop Museum in Entomology No. 11. Honolulu: Bishop Museum Press. 107 pp.


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