CATALOGUE OF CANADIAN BIRDS. 309 
Labrador Horned Owl. 
Asto magellanicus heterocnemis, Oberholser Proc. U.S. 
Nat. Mus., Vol. X XVII, 187. 
Labrador, including at least north coast of the territory of Ungava. 
Specimens from the following locations have been seen: Okkak; 
Makkovik; Hopedale; Turnavik island; and Lance au Loup in 
Labrador. Fort Chimo; and Near Forks, Fort Nascopee, Ungava. 
Arctic Horned Owl. 
Asto magellanicus wapacuthu (GMELIN.) 
Northern Canada, from Hudson bay to the valley of the Mackenzie 
river; south in winter to the northern United States. Specimens 
have been examined from Fort Resolution, Slave river, seventy-five 
miles below Fort Smith, in Mackenzie territory. In Saskatchewan 
from Moose lake and the Pas. In Ontario from Moose Factory, 
James bay, and from Michipicoten island, Lake Superior. 
Dusky Horned Owl. 
Asto magellanicus saturatus (RIDGWAY.) 
Pacific coast region from Washington north to southern Alaska. 
Specimens examined from Kamloops; Lund, and Ashcroft, B.C.; 
also from Sitka, Alaska. 
Alaskan Horned Owl. 
Asio magellanicus algistus OBERHOLSER. 
Northwest coast region of Alaska. Specimens have been ex- 
amined from St. Michael, Kowak river, lower Yukon river, Port 
Huron and Aleknagik river, Alaska. 
British Columbia Horned Owl. 
Asio megallanicus lagophonus OBERHOLSER. 
Washington and northern Oregon (excepting the coast region), 
with Idaho; north through eastern and central British Columbia to 
Cook inlet and the interior of Alaska. Specimens examined from 
Vernon, B.C.; and from Nulato, Fort Yukon; Hope, Cook inlet; 
Knik, Cook inlet; and Kowak river, Alaska. 
