APPENDIX I. 409 



-B. Crown not rufous or chestnut. 



a. Length 6-T5 ; crown, blackish with a central whitish stripe ; throat 

 white; breast gray; a yellow spot before the eye; haunts in and 

 about thickets and bushy woodlands ; song, a high, clear, musical 

 whistle; call-note, cAiwA . . . . 558. White-throated Sparrow. 



b. Length 5-50 ; crown finely streaked ; a tree climber, winding patiently 

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



726. Brown Creeper. 



c. Length 5-50; bill slender; a white line over the eye; tail carried 

 erect ; haunts reedy marshes ; call-note scolding ; song rippling. 



725. Long-billed Marsh Wren. 

 II. Under parts white or whitish, streaked or spotted. 



1. Back streaked. 



A. Crown streaked ; under parts conspicuously streaked. 

 o. Outer tail-feathers white, showing conspicuously when the bird flies ; 

 length 6'00 ; haunts dry fields and roadsides ; song loud and musical. 



540. Vesper Sparrow. 



J. Outer tail-feathers not white. 



i'. Length 6-00 ; plumage with a rufous-brown cast ; spots on the 



breast tending to form one large spot in its center; haunts on or 



near the ground, generally in the vicinity of bushes; call-note, a. 



characteristic dm ; song musical 581. Song Sparrow. 



b\ Length 6'00 ; no rufous in the plumage ; spots on the under parts 

 evenly distributed ; frequently seen feeding on buds or blossoms ; 

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



flowing warble 517. Purple Finch (Im.). 



B. Crown not streaked, rufous-brown ; under parts whitish with an in- 

 distinct blackish spot in the center of the breast ; Oct. to Apl. 



559. Tree Sparrow. 



2. Back not streaked. 



A. Upper parts rufous, olive-brown, or cinnamon-brown. 

 a. Bill slender and thrushlike ; breast spotted with blackish. 



o'. Length 11-00; tail 5-00; wing-bars white ; upper parts, wings, and 

 tail uniform rufous ; haunts undergrowth ; sings from an exposed 

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



705. Brown Thrasher. 

 bK Length under 9-00 ; tail under 3-00 ; no wing-bara. 

 V. Breast and sides heavily marked with large, round, black spots ; 

 head and upper back brighter than lower back and tail ; call-note, 



a sharp ^i< or liquid ?«s>< 755. Wood Thrush. 



S3. Breast with wedge-shaped black spots ; aides unspotted., washed 

 with brownish ashy ; tail rufous, brighter than back ; call-note, a 



low chuck V595. Hermit Thrush. 



b*. Upper breast lightly spotted with small, wedge-shaped, black- 

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

 note, a clearly whistled whern .... 756. Wilson's Thrush. 

 i. Bill short and stout; breast and sides heavily spotted with 

 ' rufous ; length 7-00 ; haunts on or near the ground, generally in 



