The crane-flies collected by the Canadian Arctic Expedition, 1913-18 / by Charles P. Alexander. The mosquitoes collected by the Canadian Arctic Expedition, 1913-18 (Diptera, Culicidae) / by Harrison G. Dyar. The Diptera collected by the Canadian Arctic Expedition, 1913-18 (excluding the Tipulidae and Culcidae) / by J.R. Malloch.