Canadian Forest Service Publications
Notes on the biology of the pitted ambrosia beetle, Corthylus punctatissimus (Coleoptera : Scolytidae), in Ontario and Quebec. 1967. Finnegan, R.J. The Canadian Entomologist 99(1): 49-54.
Issued by: Laurentian Forestry Centre
Catalog ID: 15180
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The pitted ambrosia beetle, Corthylus punctatissimus (Zimm.), was studied during widespread infestations in sugar maple (Acer saccharum Marsh.) stands of southern Ontario and Quebec. A brief description of each stage of the insect is given, and its life history and habits, as well as the damage caused to the host plant are discussed.