Citations: Cumming, J.; Sinclair, B. J.; Brooks, S. E.; O'Hara, J. E.; Skevington, J. H. 2011: The history of dipterology at the Canadian National Collection of insects, with special refernce to the Manual of Nearctic Diptera. The Canadian Entomologist, Ottawa 143, S. 539-577, B15:10219, pp. 545