Appendix, 



brown ; belly white ; flanks bufF, 

 streaked. 



Bell's Sparrow . . i 29 



d. White throat and a breast patch of 



black; general color above streaked 

 brown, below white. 



Female Horned Lark . 83 



Forehead and collar on hind neck white ; 

 hood on back of head smoky blackish ; 

 general color gray. 



Oregon Jay . . 89 



A white or pale buffy line over the eye in 

 contrast to the color of the top and sides of 

 head. 



a. Wrens, holding their tails erect ; bill 



slender; brown coloring; song vivacious. 



a\ Length 6 inches; back grayish 



brown ; rump cinnamon ; breast 



whitish; belly pale cinnamon. 



Rock Wren . . 178 



b'. Length 5 inches; back dark brown, 



blackish in the middle, with white 



streaks; rump rusty brown; breast 



whitish; belly pale rusty. 



TuleWren . . 183 



c'. Length 5.5 inches; color dark brown 

 above, paler below; tail barred. 



Vigor's Wren . . 180 



d'. Length 7 inches. Back brown, 

 conspicuously streaked with black and 

 white. Under parts white, con- 

 spicuously spotted with black. 



Cactus Wren . . 177 



254 



