BIRDS OP NORTH AND MIDDLE AMERICA 167 



There are two varieties of this phase agreeing in all respects except the 

 color of the breast ; in one variety this area is blackish, the feathers nar- 

 rowly tipped with whitish or tawny, while in the other there is no black 

 but the feathers are bright tawny, becoming mummy brown only basally. 



Adult (gray phase). — Similar to the brown phase but with the feathers 

 of the crown, occiput, and nape tipped with smoke gray; those of the 

 upper and lower back, rump, and upper tail coverts terminally edged 

 with pale neutral gray vermiculated with blackish; rectrices as in the 

 gray phase of B. u. umhellus but darker, more washed with wood brown. 



Juvenal. — None seen. 



Dozvny young. — Indistinguishable from that of B. u. umhellus. 



Adult male.— Wing 177-187 (182); tail 142-159 (151.7); culmen 

 from base 25.8-28.1 (26.5) ; tarsus 43.0-45.1 (44.1) ; middle toe without 

 claw 39.0-41.9 (40.1) ; unfeathered part of tarsus 16-28.6 (22.8 mm.).^^ 



Adult female.— Wing 170-181 (174.3) ; tail 124-137 (130.2) ; culmen 

 from base 24.9-28.4 (26.4) ; tarsus 41.2-44.2 (43.0) ; middle toe with- 

 out claw 33-39 (36.5) ; unfeathered part of tarsus 17.8-28.0 (22.3 mm.).'^^ 



Range. — Subclimax deciduous woodlands of the cedar-hemlock-associa- 

 tion in the moist coniferous forest biome of the Canadian Life Zone, 

 from southwestern British Columbia (exclusive of Vancouver Island and 

 the immediate vicinity of the coast) southward west of the Cascade Range, 

 through Washington and Oregon (exclusive of the Olympic Peninsula 

 and the immediate vicinity of Puget Sound) to northwestern CaHfornia 

 (Humboldt Bay and Salmon River.) 



Type locality. — Vicinity of Fort Vancouver, Clark County, Wash. 



Tctrao innbellus Wilson and Bonaparte, Amer. Orn., ii, 1832 (printed by Whit- 

 taker, Treacher, and Arnot), 249, part; ii, 1832 (?) (printed by Cassell, Petter, 

 and Galpin), 251 part. — Audubon, Synopsis, 1839, 202 part (Columbia River) ; 

 Orn. Biogr., v, 1839, 560 part; Birds Amer., 8vo ed., v, 1842, 72 part (Columbia 

 River). — Nuttall, Man. Orn. United States and Canada, Land Birds, ed. 2, 

 1840, 794, part (Columbia River to the Pacific).— Wilson, Amer. Orn., ed. by 

 Brewer, 1840, 430, part.— Newberry, Pacific R. R. Rept., vi, 1857, 94 (Cascade 

 Mountains and Willamette Valley, Oreg.). 



Bonasa umhellus Ogilvie-Grant, Cat. Birds Brit. Mus., xxii, 1893, 85, part; Handb. 

 Game Birds, i, 1896, 71, part. 



T[etrao] sabini Douglas, Trans. Linn. Soc. London, xvi, 1829, 137, part (Pacific 

 coast "from Cape Mendocino to Straits of Juan of Fuca, Quadra").— Swainson 

 and Richardson, Fauna Bor.-Amer.. ii, 1831 (1832), 343, footnote. 



Tclrao sabini Hall, Murrelet, xv, 1934, 5 in text (Washington; Columbia River; 

 hist; rec. 1826). 



Bonasa sabini Palmer, Condor, xxx, 1928, 277 in text, 294 in text (patronymics). 



Bonasa sabinii Baird, Rep. Pacific R. R. Surv., ix, 1858, 631, part.— Cooper and 

 SucKLEY, Rep. Pacific R. R. Surv., xii, book 2, pt. 3, 1860, 224 (Washington, 

 w. side of Cascades). — Baird, Cassin, and Lawrence, Rep. Pacific R. R. Surv., 

 1860, 361.— Lord, Proc. Roy. Artil. Inst. Woolwich, iv, 1864, 123 (Brit. Colum- 



Six specimens from Washington and Oregon. 



Six specimens from Washington, Oregon, and California. 



