CHECK-LIST OF NORTH AMERICAN BIRDS. 



375. Bubo virginianus (GMEL.). 



Great Horned Owl. 



Strix virginiana GMEL. S. N. I. i. 1788, 287. 



Bubo virginianus BONAP. Geog. & Comp. List, 1838, 6. 



[B 4 8, C 317, R 405, C 4 6 2 .] 



GEOG. DIST. Eastern North America, west to the Mississippi 

 Valley, and from Labrador south to Costa Rica. 



3750. Bubo virginianus subarcticus (Hoy). 



Western Horned Owl. 



Bubo subarcticus HOY, Pr. Ac. Nat. Sci. Phila. VI. 1852, 211. 

 Bubo virginianus (3 subarcticus RIDGW. Orn. 4 oth Par. 1877, 572. 



[B 4$, part, C si*] a, part, R v$a,part, C 4.63, part.'] 



GEOG. DIST. Western United States, from the Great Plains 

 westward ; southward to the Mexican tablelands ; east, casually, 

 to Wisconsin and Illinois; north to Manitoba and British Columbia. 



375 b. Bubo virginianus arcticus (SWAINS.). 



Arctic Horned Owl. 



Strix (Bubd)arctica SWAINS, in Sw. & RICH. Fauna Bor. Am. II. 



1831,86, pi. 30. 

 Bubo virginianus var. arcticus CASS. Illust. B. Cal. etc. 1854., 178. 



[B 4 8,/0r/, C $\ia,part, R 4.05^, C 4.63, /0r/.] 



GEOG. DIST. Arctic America, chiefly in the interior, south, in 

 winter, to Idaho, Montana, Wyoming, and South Dakota. 



375 c. Bubo virginianus saturatus RIDGW. 



Dusky Horned Owl. 



Bubo virginianus saturatus RIDGW. Orn. 4 oth Par. 1877, 572, 

 foot-note. 



[B 4 8,/ar/, C 3 i 7 3, R 4 05*, C 4 6 4 .] 



GEOG. DIST. Pacific coast region, from Monterey Bay, California, 

 northward to Alaska and eastward to Hudson Bay and Labrador; 

 southward through the mountainous regions of the West to Arizona. 



