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Published online by Cambridge University Press: 31 May 2012
In the Canadia Entomologist, 1899, p. 293, ff., Mr. Ashmead has divided, first Aphilanthops into Clypeadon, Patton, and Aphilanthops, Patton, and secondly Plilanthus into Epiphilanthus, Pseudanthophilus, Anthophilus, and Philanthus.