Xyleborus pleiades Samuleson, 1981



Taxonomy & Nomenclature



Conservation Status




Maui & Moloka‘i, Hawaiian Islands, USA


Biology & Ecology

"Cheirodendron trigynum (Gaudich.) Heller (Araliaceae) is documented as the first reported host plant for the endemic Hawaiian ambrosia beetle species Xyleborus pleiades Samuelson, 1981, based upon our rearing  of an adult beetle from host plant wood collected in the island of Molokai." (Gillett et al., 2020b)









Original scientific description:

Samuelson, G. A. (1981). A synopsis of Hawai-ian Xyleborini (Coleoptera: Scolytidae). Pac. Insects 23: 50-92.


Other references:

Gillett, Conrad P. D. T. et al. (2020a). Rediscovery of the Hawaiian endemic bark beetle Xyleborus pleiades Samuleson, 1981 on Moloka‘i, with records of three new exotic bark beetles for the island (Coleoptera: Curculionidae: Scolytinae: Xyleborini). Journal of Natural History 53(23-24): 1481-1490. [Abstract]

Gillett, Conrad P. D. T. et al. (2020b). First Host Plant Record for the Endemic Hawaiian Ambrosia Beetle Xyleborus pleiades Samuelson, 1981 (Coleoptera: Curculionidae: Scolytinae). Proceedings of the Hawaiian Entomological Society 52: 5-7.


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