360 NORTH AMERICAN BIRDS. 



(1.01), tarsus 1.30-1.42 (1.37). Hab. Alaska, except southern 

 coast-district. 



4846. P. canadensis fumifrons RIDGW. Alaskan Jay. 



b*. Adult with whole head white, except occiput, which is plumbeous gray, this 

 color not reaching anteriorly to the eye ; young with top of head dull 

 white, tinged with grayish brown. 



Adult : Head and neck pure white, the occiput and upper hind-neck 

 deep plumbeous-gray; back and other upper parts lighter plumbeous- 

 gray ; breast, belly, sides, and flanks light brownish gray. Young : 

 Nasal tufts, lores, and orbits blackish dusky ; whole crown, and a 

 broad malar stripe, dull whitish, tinged with pale brownish gray ; 

 throat dusky grayish ; rest of lower parts more brownish gray, the 

 feathers of belly, etc., tipped with paler. Length about 11.25- 

 13.00, wing 5.90-6.30 (6.10), tail 5.80-6.35 (6.07), culmen .97-1.08 

 (1.03), tarsus 1.35-1.44 (1.40). Nest in coniferous trees, bulky 

 (about 7.00 across by 4.00 in height), composed of dead twigs, 

 pine-needles, dried grasses, strips of bark, etc., lined with finer vege- 

 table materials, feathers, etc. ; cavity about 4.00 across by 2.00 deep. 

 Eggs 3-5, 1.15 X -86, grayish white, speckled with various shades of 

 brown. Hab. Rocky Mountains, south to Arizona (White Moun- 

 tains) and New Mexico, north into British America. 



4S4a. P. canadensis capitalis BAIRD. Rocky Mountain Jay. 

 a 2 . Feathers of back with distinct paler shaft-streaks ; breast, belly, sides, and 

 flanks white, like throat and chest. 



Adult : Upper half of head, except forehead and nasal tufts, sooty black ; 

 forehead and nasal tufts white, sometimes tinged with brownish ; back 

 and scapulars varying from dull brownish gray to sepia-brown, the 

 feathers with distinct though narrow whitish shaft-streaks ; wings and 

 tail brownish gray, the wing-coverts, tertials, and tail-feathers narrowly 

 (sometimes indistinctly) tipped with whitish; lower parts entirely 

 white, sometimes very faintly tinged posteriorly with pale brownish or 

 brownish gray. Young : Dull grayish sooty brown, paler and more 

 decidedly brownish below, darkest on top of head. Length about 9.50- 

 11.00, wing 5.15-5.75 (5.53), tail 5.20-5.90 (5.56), culmen .S4-.99 (.92), 

 tarsus 1.23-1.40 (1.30). Eggs 1.04 X -79, grayish white, greenish white, 

 or very pale grayish green, speckled with hair-brown and lilac-gray. 

 Hab. Northwest coast, from northern California (Humboldt Bay) and 

 northern Sierra Nevada (both slopes) north to British Columbia. 



485. P. obscurus RIDQW. Oregon Jay. 



GENUS CORVUS LINNJEUS. (Page 351, pi. XCVIL, fig. 1; pi. XCVIIL, fig. 1.) 



Species. 



COMMON CHARACTERS. Entirely black, the plumage more or less glossy. Nest 

 a bulky structure of coarse sticks, etc., in trees or on cliffs (according to the 



