Published online by Cambridge University Press: 31 May 2012
The species of Coleoptera listed below have been collected since the publication of a previous list (1944, Canad. Ent., 76:163) of Essex County material.
Mr. W. J. Brown, Division of Entomology, Ottawa, has once more obliged by identifying most of the specimens. Identification of the Oberea and Tetraopes species was made by Mr. W. S. Fisher of the United States Department of Agriculture, Washington, B. C.
* Contribution No. 52, Plant Protection Division, Science Service, Department of Agriculture, Ottawa, Canada.