Thick-billed Red-wing, 324. 

 Yellow-headed, 229, 231, 

 232, 240, 277, 285, 324, 

 330, 437, 460, 462. 

 Bluebird, 224, 256, 286, 313, 320, 

 335, 337, 352, 355, 375, 407, 

 417, 437, 448, 459. 

 Mountain, 242. 

 Bob-white, 274, 276, 280, 282, 



327, 337, 419. 

 Bobolink, 240, 278, 279, 285, 323, 

 330, 351, 405, 418, 437, 438, 

 443, 459. 

 Bombycilla cedrorum, 277, 286, 



333, 446. 

 Bonasa umbellus togata, 282. 



umbellus, 282. 

 Botaurus lentiginosus, 237, 282, 



310, 325, 437. 

 Brachypternus aurantius, 256. 

 Brant, 325. 



Branta bernicla glaucogastra, 

 325. 



canadensis canadensis, 282, 

 326. 



hutchinsi, 325. 

 Bubo ascalaphus, 374. 

 virginianus, 375. 

 pacificus, 283. 

 pallescens, 238, 283, 329. 

 subarcticus, 329. 

 virginianus, 283, 329. 

 Budytes flava, 384. 

 Bufflehead, 326. 

 Bulbuls, 256, 257. 



Red-whiskered, 256. 

 Bunting, Indigo, 278, 285, 309, 

 310, 323, 406, 445, 459. 

 Lark, 223, 241, 332. 

 Lazuli, 285, 332. 

 Painted, 278. 

 Snow, 278, 285, 331. 

 Buteo borealis borealis, 283. 



calurus, 238, 283, 328. 

 kreideri, 328. 

 lineatus, 311. 



lineatus, 283, 328, 441. 

 platypterus, 283, 311, 328. 

 swainsoni, 238, 283, 328. 

 Butorides virescens virescens, 



282, 325, 437. 

 Calcarius lapponicus lapponi- 

 cus, 331. 



ornatus, 331. 

 Calamospiza melanocorys, 241, 



332. 

 Calypte anna, 284. 



costae, 284. 

 Canvas-back, 325, 337. 



Cardinal, 272, 273, 285, 313, 323, 

 332, 337, 342, 414, 445, 462, 

 463, 466. 



Kentucky, 466. 

 Cardinalis cardinalis cardinalis, 



285, 332, 445. 

 Carpodacus mexicanus fronta- 

 lis, 240, 285. 



purpureus, 278, 331. 

 Catbird, 226, 278, 286, 289, 323. 

 334, 340, 351, 352, 406, 431, 

 437, 447, 457. 

 Cathartes aura septentrionalis, 

 238, 283, 328. 

 urubu, 283. 

 Catoptrophorus semipalmatus 



inornatus, 327. 

 Centrocercus urophasianus, 282. 

 Centurus aurifrons, 284. 

 carolinus, 284. 

 uropygialis, 284. 

 Cepphus grylle, 281. 

 Certhis familiaris americana, 



278, 334. 

 Ceryle alcyon, 238, 283, 329, 

 441. 



guttata, 267. 

 rudis, 267, 377. 

 Chsetura pelagica, 284, 329, 443. 

 Chaffinch, European, 222. 

 Charadrius dominicus domini- 



cus, 327. 

 Charitonetta albeola, 326. 

 Chamsepelia passerina terres- 



tris, 283. 

 Chaulelasmus streperus, 324, 



412. 

 Chat, Black-eared, 385. 

 Desert, 385. 

 Long-tailed, 242. 

 White-rumped, 385. 

 Yellow-breasted, 286, 334, 

 406. 

 Chebec, 405. 

 Chen cserulescens, 326. 



hyperboreus hyperboreus, 

 326. 

 Chenalopex segypticus, 387. 

 Chewink, 414. 



Chickadee, 272, 273, 278, 286, 

 313. 316, 323, 337, 353, 407, 

 432, 447. 



Long-tailed, 334. 

 Mountain, 227, 242. 

 Chicken, Prairie, 282, 327, 418, 



437, 439. 

 Chondestes grammacus gram- 

 macus, 331. 



strigatus, 240, 

 285. 



