136 UNIVERSITY OF COLORADO STUDIES 



325. Cathartes aura septentrionalis, Turkey Vulture 

 Along White River [William Green]. 



331. Circus hudsonius, Marsh Hawk 



One seen on Little Beaver Creek, four from Meeker to Buford, one from Buford 

 to Fitzgerald's. 



332. Accipiter velox, Sharp-shinned Hawk 



Only one seen on the trip, between Rifle Gap and Rio Blanco Stage Station. 



337ft. Buteo borealis calurus, Western Red-tail 



Noted here and there all along our route, one being seen at Trapper's Lake. 



347a. Archibuteo lagopus sancti-johannis, Rough-leg 



348. Archibuteo ferrugineus, Ferruginous Rough-leg 



A number of hawks which appeared to be rough-legs were seen but none taken. 

 The species was, therefore, not determined. 



349. Aquila chrysaetos, Golden Eagle 



Noted in numbers ranging from one to eight along our route as far as Buford, 

 where the last one was observed. 



352. Haliasetus leucocephalus, Bald Eagle 



One killed 5 miles south of Meeker [Ball's collection]. A number of Bald Eagles 

 especially near Rangely; not so many bald eagles as golden eagles in the upper 

 White River valley [Ball]. A pair has nested 2 miles from Himes' each of the last five 

 years [Himes]. 



3560. Falco peregrinus anatum, Duck Hawk 

 Reported by Mr. Ball. 



360. Falco sparverius, Sparrow Hawk 



Common to abundant all along our route except between Himes' and Trapper's 

 Lake, where none were seen. 



364. Pandion haliaetus carolinensis, Osprey 

 Reported by Mr. Ball. 



366. Asio wilsonianus, Long-eared Owl 



Only one seen on the trip — near Marvine Lodge, August 28, 1909. 



367. Asio flammeus, Short -eared Owl 



Only two seen on the trip — both along Good Spring Creek near Axial. 



375a. Bubo virginianus pallescens, Western Horned Owl 



One seen near Newcastle and another heard hooting at Marvine Lodge. Mr. 

 Green says they roost upon the flour mill in Meeker. 



376. Nyctea nyctea, Snowy Owl 

 Reported by Mr. Ball. 



