ORDER RAPTORES. 203 



375 b. Bubo virginianus arcticus (SWAINS.). 



Arctic Horned Owl. 



i 



Strix (Bubo) arctica SWAINS. Fauna Bor. Am. ii. 1831, 86, pi. 30. 

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



[B A$,part, C 317 , part, R 405 , C 463, part.~\ 



HAB. Interior of Arctic America (Fur Countries), south, in winter, 

 to Dakota, Montana, and Wyoming. 



375 c. Bubo virginianus saturatus RIDGW. 



Dusky Horned Owl. 



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

 [B 48, part, C 317 b, R 405 c, C 464.] 



HAB. Northwest coast region, from the Columbia River northward ; 

 Labrador. 



GENUS NYCTEA STEPHENS. 



Nyctea STEPH. Gen. Zool. XIII. ii. 1826, 63. Type, Strix nyctea 

 LINN. 



376. Nyctea nyctea (LINN.). 



Snowy Owl. 



Strix nyctea LINN. S. N. ed. 10, I. 1758, 93. 

 Nyctea nyctea LIGHT. Nomen. Mus. Berol. 1854, 7. 



[B 61, C 325, R 406, C 479.] 



HAB. Northern portions of the Northern Hemisphere. In North 

 America breeding mostly north of the United States ; in winter mi- 

 grating south to the Middle States, straggling to South Carolina, 

 Texas, and the Bermudas. 



GENUS SURNIA DUMERIL. 

 Surnia DUMER. Zool. Anal. 1806, 34. Type, Strix ulula LINN. 



[377.] Surnia ulula (LINN.). 



Hawk Owl. 



Strix ulula LINN. S. N. ed. 10, I. 1758, 93. 

 Surnia ulula BONAP. Cat. Met. Ucc. Eur. 1842, 22. 



