484 
APPENDIX 
3. Head and neck gray . . . Macgillivray Warbler, p. 424. 
3'. Head and neck yellow, marked with black. 
4. Crown black. Pileolated Warbler, p. 428. 
4'. Crown not black. 
5. Face with black lores . . . Long-tailed Chat, p. 426. 
5'. Face with black side patches. 
Yellow-throats ; see Geothlypis, p. 424. 
1'. Plumage not green and yellow marked with black. 
2. Head with crown patch. 
3. Crown patch bright red, or red, yellow, and black. 
Kinglets ; see Regulus , p. 463. 
3'. Crown patch reddish brown . . Green-tailed Towhee, p. 368. 
2'. Head without crown patch. 
3. Under parts red, head purplish blue, back glossy green. 
Nonpareil, p. 376. 
3'. Under parts yellowish or whitish ; head and back mainly green or 
gray. Vireos ; see Vireo, p. 394. 
VI. BIRDS WITH PLUMAGE LARGELY BROWN OR 
GRAY. 
1. Back streaked. 
2. Crown bright reddish brown or black. 
3. Crown black. 
4. Back streaked with white. 
Marsh Wrens ; see Cistothorus , p. 449. 
4'. Back streaked with black .... Harris Sparrow, p. 337. 
3'. Crown bright reddish brown. 
Western Chipping Sparrow, p. 342. 
2'. Crown not reddish brown or black. 
3. Top of head streaked. 
4. Head and back uniform; tail feathers wholly brown, sharp 
pointed. Creepers ; see Certhia , p. 451. 
4'.Head and back not uniform; tail feathers marked with white, 
not sharp pointed. Lark Sparrow, p. 336. 
3'. Top of head not streaked. 
4. Under parts heavily spotted ; outer tail feathers not white. 
Cactus Wrens ; see Heleodytes, p. 442. 
4'. Under parts more or less streaked; outer tail feathers marked 
with white. Pipits ; see Anthus, p. 431. 
1'. Back not streaked. 
2. Under parts reddish or orange or more or less spotted. 
3. Under parts reddish or orange. 
4. Chest with dark necklace . Varied Thrushes; see Ixoreus,-p. 473. 
4'. Chest without dark necklace . . Robins ; see Merula , p. 472. 
3\ Under parts not reddish or orange. 
4. Tail strikingly marked. 
5. Tail with white corners .... Sage Thrasher, p. 435. 
5'. Tail with black crescent. Rock Wren, p. 443. 
4'. Tail not strikingly marked. 
5. Tail cinnamon brown, barred with black. 
Canyon Wrens ; see Caiherpes , p. 444. 
5'. Tail not cinnamon brown, nor barred with black. 
6. Tail 3.00-3.40 . . . Thrushes ; see Hylocichla , p. 468. 
6'. Tail 4.25-5.80 . . . Thrashers ; see Toxostoma, p. 437. 
