554 Birds of Colorado 



Beloit, Kit Carson co. : near the Kansas line. 



Bergin Pabk, Jefferson co. : south-west of Golden, alt. about 7,600 



feet. 

 Berkeley Lake, in Denver co. : near Denver. 

 Berthoud, Larimer co. : near Loveland, alt. 4,950 feet. 

 Berthoud Pass, Clear Creek and Grand cos. : alt. 11,349 feet. 

 Beut.ah, Pueblo co. : about twenty-five miles south-west of Pueblo, 



alt. about 7,000 feet. 

 Big Sandy : creek rising at Ramah, El Paso co., and flowing into the 



Arkansas near Lamar. 

 Big Thompson : creek in Larimer co., flowing from Estes Park ; a 



tributary of the Platte. 

 Blue River, Summit and Grand cos. : tributary of the Grand. 

 Book Cliffs, in Garfield and Rio Blanco cos. : north of the Grand 



River Valley, alt. 8,000 to 8,500 feet. 

 Boreas Pass, between Summit and Park cos. : near Breckenridge, 



alt. 11,500 feet. 

 Boswell, Chaffee co. 



Boulder, county seat of Boulder co. : alt. 5,350 feet. 

 Bo YDS Lake, Larimer co. : near Loveland. 

 BoYES Ranch, Yuma co. : on Dry Willow Creek, near Wray. 

 Breckenridge, Smnmit co. : on the Blue River, alt. 9,530 feet: 

 BuoKHORN Mountain : between Boulder and Larimer cos. 

 BuENA Vista, Chaffee co. : on the Arkansas River, alt. 7,950 feet. 

 Buffalo Creek, Jefferson co. : a right-hand branch of the north fork 



of the South Platte. 

 Buffalo Pass : between North Park and Steamboat Springs, Larimer 



and Routt cos. 

 Buffalo Peak : in the Park range, between Park and Lake cos., 



alt. 13,328 feet. 

 BuFORD, Rio Blanco co. : on the upper waters of the White River, 



alt. about 7,000 feet. 

 Burlington, Kit Carson co. : near the Kansas border, alt. 4,160 feet. 

 BuTTES, El Paso CO. : on the Fountain, alt. 5,320 feet. 

 Buz ARD Creek, in Mesa co. : a right-hand branch of Plateau River. 

 Cache La Poudre, creek in Larimer and Weld cos. : a tributary of 



the South Platte near Greeley. 

 Caddoa, Bent co. : on the Arkansas, between Las Animas and Lamar, 



alt. 3,760 feet. 

 Calhan, El Paso co. : on the Chicago and Rock Island R., alt. 6,500 



feet. 

 California Gulch, Lake co. : close to Leadville, alt. 10-11,000 feet. 

 Calkins Lake, Weld co. : near Longmont, alt. approximately 5,000 



feet. 



