576 NORTH AMERICAN BIRDS. 



d}. Grayish brown above (more olivaceous in winter) ; flanks and 

 thighs light grayish ; bill slenderer. 

 c'. Smaller; tail deep rufous, almost chestnut; length C. 00-7. 00, 

 wing 3.25-3.80 (3.57), tail 2.60-3.00 (2.7G), culmen .45-.52 

 (.50), tai-sus 1.10-1.20 (1.12). Hggs .80 X -62. Ilab. Pa- 

 cific coast, breeding from mountains of California north 

 to Kadiak ; south, in winter, to Lower California and 

 western Mexico, as far as Colima ; during migrations, east 

 to Nevada, Arizona, Colorado (Denver), western Texas, etc. 

 759. T. aonalaschkae Gmel. Dwarf Thrush, 

 e'. Larger ; tail dull ochraceous-rufous, or fulvous ; colors in 

 general rather grayer; length 7.50-8.25, wing 3.C5-4.35 

 (4.08), tail 2.95-3.45 (3.27), culmen .53-.60 (.57), tarsus 

 1.12-1.2S (1.18). Eggs .86 X .64. Ilab. Rocky Mountains, 

 from northern border of United States south to highlands 



of Mexico and Guatemala 759rt. T, aonalaschkae 



auduboni (Baird). Audubon's Hermit Thrush. 

 d'. Above dull brown, deeper, or more "smoky," in winter; Hanks 

 and thighs olive-brownish ; bill stouter. 



Tail and its upper coverts decidedly rufcscent (averaging 



about intermediate in tint between that of T. aonalaschhce 



and T. auduboni) ; length 6.50-7.65, wing 3.40-3.90 (3.64), 



tail 2.55-3.15 (2.88), culmen .50-.60 (.59), tarsus 1.15-1.30 



(1.19). Eggs .88 X -66. Hab. Eastern North America, 



breeding from northern United States northward, and 



wintering from al)out 40° to Gulf coast. 



759/). T. aonalaschkae pallasii (Cab.). Hermit Thrush. 



«'. Wing more than four and a half times as long as tarsus. (Subgenus Turdus 



Linn.) 



Adidt: Above plain brownish; a superciliary stripe and a malar stripe 

 (widening beneath and behind ear-coverts into somewhat of a patch), 

 white ; lower parts white medially, the under wing-coverts, sides, and 

 flank-s plain rufous; breast streaked with dusky. Young : Upper parts, 

 including wing-coverts, streaked and barred with bulTy or whitish ; 

 lower parts more extensively spotted or streaked. Length about 8.00- 

 9.00. wing 4.45-4.85, tail 3.00-3.45, culmen .78-.86, tarsus 1.15-1.25. Kest 

 usually in bushes or small trees, bulk}-, composed of mosses, dried 

 grasses, etc. Eggs 1.01 X -76. pale dull bluish, pale greenish blue, or 

 pale olivc-greonish, freckled with reddish brown. Jlab. Northern por- 

 tion of Europe and Asia ; accidental in Greenland. 



760. T. iliacus Linn. Red-winged Thrush 



