BIRDS OF NORTH AND MIDDLE AMERICA. 327 



7j. \onot'ndua\ shatUickii Gray, Gen. Birds, ii, 1849, 374. 



[Spizella] shaUuckii Bonaparte, Consp. Av., i, 1850, 480. 



S-lpinites'] shattuckii Cabanis, Mus. Hein., i, Apr., 1851, 133, footnote. 



Spizella pusio Sharpe, Cat. Birds Brit. Mas., xii, 1888, 666 ("British Columbia;" 

 Puebla, Mexico; ex Fringilla pusio Lichtenstein, Preis-Verz. Mex. Vog., 

 1830, 2; See Cabanis, Journ. fiir Orn., 1863, 56; = nomen nudum!). 



{f) Spizella pallida breweri (not Spizella breiveri Cassin?) McCauley, Bull. U. S. 

 Geol. and Geog. Surv. Terr., iii, 1877, 664 (Red R. Caiion, edge of Staked 

 Plains, Palo Duro, and Red R. Valley, n. Texas, breeding). 



SPIZELLA BREWERI Cassin. 

 BREWER'S SPARROW. 



Resembling S. jMl/ida. but more narrowly and uniformh' streaked 

 above, especially the pileum, which is without any median stripe; the 

 sides of head also much more uniform. 



Adults (se.:i'es alike). — Pileum pale broccoli brown (sometimes slighth% 

 but never conspicuousl}', graj'er medially), narrowly streaked with 

 black; hindneck similar but somewhat grayer and, usually, less dis- 

 tinctly streaked; back and scapulars similar to pileum but })lack streaks 

 broader; rump and upper tail-coverts similar to back but streaks much 

 less distinct, sometimes obsolete on rump; tail dark grayish brown, 

 the rectrices edged with pale grayish brown or brownish gray; lesser 

 wing-coverts light grayish V)rown with dusky centers; middle coverts 

 dusky, broadl V margined on outer webs and tipped with pale dull buffy, 

 forming a more or less distinct l)and; greater coverts dusky margined 

 with pale grayish brown becoming still paler (dull bufi'y whitish) at 

 tips; tertials dusky with broad edgings of pale wood brown or brown- 

 ish buffy to outer webs; primaries grayish dusky, narrowly edged with 

 pale l)rownish gray; a broad superciliary stripe of pale grayish buff}^, 

 not conspicuously contrasted with color of pileum or auricular region, 

 the latter very little darker or browner than the superciliary stripe, 

 margined above by a dusky postocular streak and below by a much 

 less distinct (sometimes obsolete) rictal streak of dusky or grayish 

 brown; malar region dull whitish; under parts dull whitish, shaded 

 across chest and along sides with pale grayish buify or bufly grayish; 

 bill brownish, dusky at tip, the mandible decidedly paler than maxilla;^ 

 iris brown; legs and feet light brown." (Autumnal and winter adults 

 are similar to summer specimens, but slightly more bufly.) 



Yowu/ in first winter. — Similar to adults, but decidedly more buffy 

 above, with tips of middle and greater wing-coverts decidedly buffy. 



Young. — Essential!}" like adults, but less sharply streaked above; 

 chest streaked with dusky, and middle and greater wing-coverts 

 broadh' tipped with pale buffy. producing two distinct bands. 



^In life, the Inll pale lilaceous-brown, darker at tip and along culmen; sometimes 

 the maxilla blackish, with pale commissure, the mandible lilac-grayish. 

 '■^In life, varying from pale ])ro\vnish flesh color to grayish horn color. 



