288 AYES: PASSERES. — XL VI. 



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. N. Am. ; not rare. (XevKos, white ; 

 6(f>pvi, 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. 3^. 

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



919. Z. albicoUis (Gmelin)k 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. SPIZELLA Bonaparte. (Dim. of o-irifiz, a sparrow.) 



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

 crown chestnut ; biU 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; 

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



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

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

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

 wing bars faint, brownish. L. 5J. W. 2f. T. 2^. N. Am., 

 everywhere common. 



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

 S. monticola, but paler and dnUer ; biU 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. 6J. 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 HI. (Lat., 

 wintry.) 



