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Published online by Cambridge University Press: 31 May 2012
Since my article of the North American Callimorphas appeared in the Canadian appeared in the Canadian Entomologist for October, 1887, a number of papers upon the same subject, and containing certain criticisms of my views, appeared in subsequent numbers of this magazine, and in Entomologica Americana; and, in addition, I received certain letters upon the same subject from entomologists to whom I had sent copies of my article.