Wygant, N. D., and R. R. Lejeune. 1967. Engelmann spruce beetle Dendroctonus obesus (Mann.) (=D. engelmanni Hopk.). Pages 92-95 in A. G. Davidson and R. M. Prentice (eds.), Important forest insects and diseases of mutual concern to Canada, the United States, and Mexico. Canada Department of Forestry and Rural Development, Forestry Branch, Publication 1180. 248 p.
Wygant & Lejeune 1967
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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