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Published online by Cambridge University Press: 31 May 2012
In connection with studies on the biology of T. blondeli, condnctec in the years 1926 to 1930 inclusive, at Pender Harbour, British Columbia, red cedar trees were inclosed in cheese-cloth cages with a view to determining the duration of the larval stage. The cages were constructed prior to April 30, 1926, and the emergence of bettles from the trees was recorded.