328 



BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



tail-coverts usuall}" more or less tinged with pale l)lue: bill, legs, and 

 feet black; iris brown. 



Young. — Pileura, hindneck, auricular and suborbital regions, sides 

 of chest, rump, and upper tail-coverts uniform mouse gray, the pileum 

 slightly more bluish gray; back, scapulars, and lesser wing-coverts 

 deep drab-gray; lores dusky; a broad postocular or supra-auricular 

 space, narrowly streaked with dusk}^ g'lAY^ anterior portion of malar 

 region, chin, throat, median portion of chest and under parts general^ 

 white, faintly tinged across upper breast and on anterior portion of 

 sides with very pale brownish grav: wings (except smaller coverts) 

 and tail as in adults. 



Adult male.—ljQngih (skins), 283.9-315 (288.8); wing, 125.5-132 

 (129.3); tail, 137-117 (112.7); exposed culmen, 21.9-27.1(26.1); depth 

 of bill at nostrils, 9.1-10.5 (9.6); tarsus, 10.1-15 (41.1); middle toe, 21.6- 

 27(23.1).« 



Advlt female.— luQugih (skins), 251-295 (274.5); wing, 115.6-127 

 (121.7); tail, 121.5-137 (130.2); exposed culmen, 20.8-26 (21.4); depth 

 of bill at nostrils, 8.9-10.2 (9.6): tarsus. 37.6-16 (11): midclle toe, 20.3- 

 23 (22.2). ^ 



Pacific coast district of United States (north of San Fernando, San 

 Gabriel, and San Bernardino mountains), north to southwestern Wash- 

 ington, east to, and including, eastern slo]ie of Sierra Nevada and 

 Cascade ranges. 



darrulus culifornlcus Vigors, Zool. Voy. "Blossoui," 1839, 21, pi. 5 (Monterey, 

 California). — Bairu, inStauHbury'sRep. Gt. Salt Lake, 1853, 333 (Monterey). 



Q/anocUta calif ornka Strickland, Ann. Nat. Hist., xv, 1845, 342. — Gambel, 

 Journ. Ac. Nat. Sci. Phila., 3d ser., i, 1847, 45. — Sclater, Proc. Zool. Soc. 

 Lond., 1857, 127 (San Jose Valley, California); Cat. Am. Birds, 1862, 143 (San 

 Francisco). — Kennerly, Rep. Pacific R. R. Surv., x, pt. vi, 1859, 32, part 

 (California). — Newberry, Rep. Pacific R. R. Surv., vi, pt. iv, 1857, 85 (Sac- 

 ramento Valley, etc., California). — Baird, Rep. Pacific R. R. Surv.,ix, 1858, 



«Ten specimens. 



^Nine specimens. 



Specimens from Oregon {A. c. vmmanus Grinnell) compare in average measurements 

 with those from northern and central California as follows : 



In coloration the two series seem to be identical. 



