452 NORTH AMERICAN BIRDS. 
= 
a', Lower parts whitish, the breast (sometimes middle of belly also) bright yellow. 
Adult male: Lesser and middle wing-coverts rufous; a black patch, of ex- 
tremely variable shape and extent, on lower part of throat, sometimes con- 
tinued posteriorly along middle line of breast, or anteriorly to the chin; 
breast extensively yellow, the forehead, superciliary stripe, and malar stripe 
more or less strongly washed or overlaid by the same. Adult female: Simi- 
lar to the male, but much duller, the yellow of breast, malar region, and 
superciliary stripe fainter and more restricted (often wanting except on 
breast); throat white, bordered along each side by dusky spots or streaks 
(the black spot of the male usually obsolete, but sometimes indicated). 
Young: Similar to adult female, but everywhere tinged with dull buffy or 
pale ochraceous. Length 5.75-6.80, wing 2.80-3.30, tail 2.35-2.90. West of 
dried grass-stems, etc., in meadows and on prairies, in bushes, low weeds, or 
near ground. Eggs 3-5, .81 X .61, plain pale blue. Hab. Eastern United 
States (chiefly west of Alleghanies), west to Rocky Mountains, north to 
Massachusetts, New York, Wisconsin, and Minnesota; south, in winter, 
through Middle America to northern South America; southwest during 
migrations to Arizona and Lower California. 
604. S. americana (GuzL.), Dickcissel. 
a, Lower parts dark gray, becoming whitish on belly and lower tail-coverts. Adult 
male: Plumage of head, neck, and lower parts uniform slate-gray, relieved 
anteriorly by a distinct superciliary stripe, malar stripe, and broad stripe 
covering entire chin and throat, white; the two latter separated by a narrow 
series of black streaks, which continue around posterior border of the white 
throat-patch, in the gray of the chest; upper parts grayish brown, the back 
and scapulars narrowly streaked with blackish; belly and lower tail-coverts 
white, the former tinged with yellow; length about 5.75, wing 2.86, tail 
2.56. Hab. Chester County, Pennsylvania (only one specimen known). 
—. S. townsendii (Aup.). Townsend’s Bunting.' 
Genus CALAMOSPIZA Bonapartzt. (Page 384, pl. CXIL., fig. 3.) 
Species. 
Adult male in summer: Uniform black, with more or less of a slaty cast, the 
middle and greater wing-coverts white, forming a very conspicuous patch on wing. 
Adult female: Above brownish gray, streaked with dusky, the white wing-patch 
smaller; lower parts white, streaked on breast and sides with dusky. Adult male 
in winter: Similar to adult female, but feathers of lower parts (especially on belly) 
black beneath the surface, this showing when feathers are disarranged. Young: 
Similar to adult female, but more buffy, the feathers of upper parts bordered with 
buffy white, and streaks on lower parts narrower. Length 6.12-7.50, wing 3.20- 
3.60, tail 2.85-3.35. Nest and eggs not distinguishable with certainty from those 
of Spiza americana, the average measuréments of the latter being .87 X .65. Hab. 
1See page 354, A. O. U. Check List, 
