288 AVES : PASSERES. — XLVI. 



917. Z. leucophrys (Forster). White-crowned Sparrow. 

 Streaked above, with but little chestnut ; crown black, with a broad 

 white median band ; lores blackish ; a white superciliary streak ; 

 throat like breast, but paler ; young with the crown chiefly rich 

 brown. L. 7. W. 3^. T. 3J. K. Am. ; not rare. (X(uk<5s, white ; 

 6(j>pis, eyebrow.) 



aa. Head with yellow. 



918. Z. coronata (Pallas). Similar to Z. leucophrys, but the 

 crown-stripe yellow anteriorly, ashy behind. L. 7\. W. 3J-. T. S\. 

 W. N. Am., rarely E. to Wis. (Lat., crowned.) 



919. Z. albicollis (Gmelin). White-throated Sparrow. 

 Peabody Bird. Much chestnut streaking above ; crown black, 

 with white median and superciliary stripes ; spot over eye and 

 edge of wing always yellow ashy below, whitening on throat ; 9 

 duller. L. 7. W. 3. T. Z\. E. N. Am. ; an abundant and 

 handsome sparrow. (Lat., albus, white; collum, neck.) 



485. SFIZELLA Bonaparte. (Dim. of a-m^a, a sparrow.) 



920. S. monticola (Gmelin). Tree Sparrow. Streaked above ; 

 crown chestnut ; bill black above, pale below ; neck, line over eye 

 and under parts ashy gray ; a dark pectoral blotch ; white wing 

 bars distinct. L.'6^. W. 3. T. 3. N. Am., chiefly northerly ; 

 D. S. in winter. (Lat., living on mountains.) 



921. S. socialis (Wilson). Chippy. Chipping Sparrow. 

 Streaked above, with much duU bay ; crown chestnut ; forehead 

 and streak through eye black ; ashy white below ; bill blackish ; 

 wing bars faint, brownish. L. 5|. W. 2|. T. 2|. N. Am., 

 everywhere common. 



922. S. pusilla (Wilson), Field Sparrow. General color of 

 S. monticola, but paler and duller ; bill pale ; no pectoral blotch ; 

 wing bands obscure, whitish. L. 5J. W. 2J. T. 2J. E. U. S., 

 abundant. (Lat., petty.) 



923. S. pallida (Swainson). Clay-colored Sparrow. Pale 

 brownish yellow, streaked with black ; crown grayish, with median 

 stripe. L. 5^. W. 2J. T. 2^. Great Plains, rarely E. to HI. 



486. JUNCO Wagler. (Lat., Juncus, a rush.) 



924. J. hyemalis (L.). Snow Bird. Slaty gray ; head darker ; 

 bill pale ; belly and outer tail feathers white ; 9 more grayish ; 

 L. 6^. W. 3. T. 3. N. Am., everywhere abundant, breeding 

 in cold regions, and moving S. as cold weather approaches, usually 

 in advance of the snow. Represented W. by numerous varieties ; 

 var. oregonus Townsend, with sides pinkish, ranging E. to 111. (Lat., 

 wintry.) 



