AIM-KAN. \ I. 



'<>wn ii"t rufoua or chwtnut 



a. Length 6*75; crown, blackish with a central whitish stripe; throat 



hite; breast gray; yellow s|>ot before the eye; haunt* in and 



about thi.-ket* an. I l.ii-hv woodlands ; song, a high, clear, musical 



;le; call-note, eMnk . . . . .V>8. WHITE-THROATED KTARROW. 



A. Length 5-60 ; i-n-w n nndy .-tn-akfd ; a tret fliinlnT, winding patiently 



up tree trunks in search of food; tail- feathers pointed. 



726. BROWN ('REEFER. 



. Length 5-50; Kill . white- lino over tho eye; tail carried 



erect; haunt* n.U inar*ht .- ; rail-note scolding; Hong rippling. 



:-'. 1.. ...- in i.i. KII MARBII WREW. 

 U-r part* white ->r whitish, ftreattd or *]((.. I. 

 1. Back utreaked. 



.\vn >tn akr.l ; un.l.-r jmrt^ ci)iinpicui>U!i|y xtrcaked. 



a. Outer Uil-fi'uthiTs wUto,ahowfa|f WOflpteooaaij when the bird fliea; 

 length 6-00; hutint- dry \\<\-\> ntul n>ml.-iilt>s; HII^ loud and musical. 



540. VESPER SPARROW. 



b. Outer tail-feuthera not w hito. 



6. Lcngtli 6-00; plumage with a rufoua-brown cast; spota on the 

 breat tending to fonn one large npot in ita center; haunte on or 

 in-ur the irr-'iiii-l, ^.-n.-rully in the- vicinity of hushes; call-note, a 



characti-ristif ch,'i ; nong musical 581. SONO SPARROW. 



6*. Length '<>; n rufous in the plumage; spots on the under parta 

 fvi-nly ili.-.tril'iit<-d; I'rniin-ntly >ccn iVrdintr ,,\\ huds or blossoms; 

 call-note, a sharp chink, often uttered during flight ; song, a sweet, 



flowing warble 517. Pi KI-I.K Fixm (Im.). 



B. Crown not streaked. riit'<ni> -hn>wn ; utuler parts wliitish with an in- 

 dixtiiu-t blackuih .-j>t in the center of the breit-t ; < .-t. t-i Apl. 



559. TREE SPARROW. 

 8. Back not streaked. 



.1 l"p>per parta rufous, olive-brown, or cinnuinon-brown. 

 a. Bill slender and thrtiahlikc; bn-o.-t ."jMitted with blackish. 

 a 1 . Length 11-00; tail 5-00; wing-bars white ; upjH-r parts, wings, and 

 tail unifonn rufous; haunts undergrowth; MIIL^ fn>tn an exposed 

 and generally elevated position ; song loud, striking, and continuous. 



705. BROWN THRASHER. 

 6'. Length under 9-00; tail under S'OO; no wing-bars. 



i. Breast aiul *i</>* heavily marked with large, r."ii,.l. black spota ; 

 head and uppvr )>a<-k hri.jht, r than lower back and tail ; call-note, 



harp/'// or liquid </"/// 7 '"'. Wooi> TiiRfsn. 



b*. Breast with -d Mack spots; sides vnitpotttd, washed 



with brotenith tuky ; tail rufous, brighter than back ; call-note, a 



lowrAwrl- 759A. HERMIT TIIKISH. 



b*. Upper breast lightly sjH>tted with small, wedge-shaped, black- 

 ish spots ; tail the same color as the back ; sides trAifc ; call- 

 note, a clearly whistled vkt'fu . . . . 756. WILSON'S TIIRI-SII. 

 6. Bill short and stout; Ln-a-t and sides heavily spotted with 

 rufotu; length 7~w; haunts on or ucar the ground, generally in 



