1808 



U.S. NATIONAL MUSEUM BULLETIN 237 



Bergtold, W. H., on gray- headed junco, 

 1110 

 o?i house finch, 291, 293, 296, 297, 

 299, 300, 301, 302, 303, 305, 308, 

 310, 311, 312, 313 

 on lazuli bunting, 120 

 on McCown's longspur, 1568 

 Berry, G. H., on western Henslow's 



sparrow, 780 

 Betts, Norman, on mountain song 



sparrow, 1525 

 bewickii, Thryomanes, 590 

 Bewick's wren, 590, 1512 

 Biaggi, Dr. Virgilio, Jr., on Bahama 



black-faced grassquit, 157 

 Bicknell, Eugene P. (in Chapman), on 

 eastern fox sparrow, 1410 

 on red crossbill, 502, 505 

 on southern swamp sparrow, 1482 

 bicolor, Calcarius, 1590 

 Tiaris bicolor, 155 

 Bicolored blackbird, 244 

 bilineata, Amphispiza bilineata, 990, 



992 

 Binford, L. C, on clay-colored sparrow, 



1198, 1199 

 Bird, C. G., and Bird, E. G., on snow 



bunting, 1672 

 Bird hawk, 1159 

 Birtwell, Francis J., on western evening 



grosbeak, 242 

 Bischoff's song sparrow, 1633 

 Bishop, Louis B., on Baird's sparrow, 

 763 

 on Dakota song sparrow, 1523, 1 524 

 on golden-crowned sparrow, 1354 

 on Oregon junco, 1059 

 on Rocky Mountain black-headed 



grosbeak, 55 

 on southern sharp-tailed sparrow. 



812 

 on southern swamp sparrow, 1480 

 Bittern, American, 790 

 Black duck, 799 

 phoebe, 295 

 rosy finch, 365, 382 

 Blackbird, 227, 294, 638, 655, 848 

 bicolored, 244 

 Brewer's 76, 485 



red-winged, 79, 254, 766, 780, 790, 

 837, 856, 864, 1202, 1409, 1476, 

 1560 

 white-winged, 638 



Black-breasted lark-bunting, 1565 



longspur, 1565, 1567 

 Blackburnian warbler, 217, 1400 

 Blackcap, 1683 



Black-capped chickadee, 1026, 1283 

 Black-chinned sparrow, 590, 598, 977 

 Black-headed grosbeak, 43, 44, 56, 68, 



212, 240, 244, 346 

 Black-poll warbler, 1189, 1400 

 Black-throated bunting (see dickcissel), 

 158, 185, 1567 

 sparrow, 909, 917, 918, 919, 977 

 Blackwelder, Eliot, on pink-sided 



Oregon junco, 1074 

 Blain, Alexander W., on eastcrm cardi- 

 nal, 14 

 on rose-breasted grosbeak, 47 

 Blair, H. M. S., on brambling, 194 

 Blake, Charles H., on common redpoll, 

 416 

 on eastern goldfinch, 459, 462 

 on eastern purple finch, 264, 268, 



269, 270 

 on eastern song sparrow, 1501 

 on Guadalupe house finch, 321 

 on Newfoundland pine grosbeak, 



336 

 on Newfoundland purple finch, 263 

 on olive sparrow, 544, 546 

 on rose-breasted grosbeak, 44 

 on western painted bunting, 154 

 on Worthen's sparrow, 1238 

 Blanchard, Barbara D., on eastern 

 white-crowned sparrow, 1277 

 on Nuttall's white-crowned spar- 

 row, 1295, 1300, 1304, 1305, 1310, 

 1317 

 on Puget Sound white-crowned 

 sparrow, 1347, 1350 

 Blanchard, Barbara D., and Erickson, 

 Mary M., on Gambol's white- 

 crowned sparrow, 1334 

 Blatchley, Lew, on canyon brown tow- 



hee, 627 

 Bleitz, Don, on indigo bunting, 88, 108 



on Oregon junco, 1067 

 Blincoe, B. J., on Bachman's sparrow, 



961 

 Blue grosbeak (see California and 

 eastern blue grosbeaks), 67, 99, 

 100, 119, 176, 977 

 jay, 13, 41, 47, 225, 249, 327, 395, 

 426, 1231 



