554. Birds of Colorado 
Betoir, Kit Carson co.: near the Kansas line. 
BERGIN Park, Jefferson co.: south-west of Golden, alt. about 7,600: 
feet. 
BERKELEY Laxke, in Denver co.: near Denver. 
BeERrTHOUD, Larimer co. : near Loveland, alt. 4,950 feet. 
Berruoup Pass, Clear Creek and Grand cos. : alt. 11,349 feet. 
BrvuaH, Pueblo co.: about twenty-five miles south-west of Pueblo, 
alt. about 7,000 feet. 
Bie Sanpy : creek rising at Ramah, El Paso co., and flowing into the 
Arkansas near Lamar. 
Bia Tompson : creek in Larimer co., flowing from Estes Park; a 
tributary of the Platte. 
Buus River, Summit and Grand cos. : tributary of the Grand. 
Boox Cuirrs, 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. 
BoswEtu, Chaffee co. 
Bovu.DER, county seat of Boulder co.: alt. 5,350 feet. 
Boyps Laxsz, Larimer co. : near Loveland. 
Boyes Rancu, Yuma co. : on Dry Willow Creek, near Wray. 
BRECKENRIDGE, Summit co. : on the Blue River, alt. 9,530 feet. 
BucxkHorn Mountain: between Boulder and Larimer cos. 
Buena Vista, Chaffee co.: on the Arkansas River, alt. 7,950 feet. 
BuFraLo CREEK, Jefferson co. : a right-hand branch of the north fork 
of the South Platte. 
BurFrato Pass: between North Park and Steamboat Springs, Larimer 
and Routt cos. 
BurraLto Perak: in the Park range, between Park and Lake cos., 
alt. 13,328 feet. 
Burorp, Rio Blanco co. : on the upper waters of the White River, 
alt. about 7,000 feet. 
Burirmeron, Kit Carson co. : near the Kansas border, alt. 4,160 feet. 
Butters, El Paso co. : on the Fountain, alt. 5,320 feet. 
Buz arp OREEx, in Mesa co.: a right-hand branch of Plateau River. 
CacuE La Poupre, creek in Larimer and Weld cos.: a tributary of 
the South Platte near Greeley. ; 
Cappoa, Bent co.: on the Arkansas, between Las Animas and Lamar, 
alt. 3,760 feet. 
Ca.tuan, El Paso co.: on the Chicago and Rock Island R., alt. 6,500 
feet. 
Catrrornia Guicn, Lake co.: close to Leadville, alt. 10-11,000 feet. 
Catkins Lax, Weld co.: near Longmont, alt. approximately 5,000 
feet. 
