BIEDS OF NORTH AND MIDDLE AMERICA 651 



ward througli western Washington (Mt. Vernon, Skagit Valley; 

 Seattle; Tacoma) and western Oregon to northern coast district of 

 California (Eureka, Humboldt County; Mount Tamalpais and Point 

 Reyes, Marin County), and along the Sierra Nevada to Calaveras 

 County (Big Trees). 



Strix occidentalis (not Syrnium occidentale Xantus) Belding, Proc. U. S. Nat. 

 Mus., V, 1883, 550, in text (Big Trees, Calaveras Co., California; notes).— 

 CouES, Check List, 2d ed., 1882, no. 478, part. 



S[trix] occidentalis Coues, Key N. Am. Birds, 2d ed., 1884, 510, part. 



Syrnium occidentale Bendire, Life Hist. N. Am. Birds, (i), 1892, 343, part.— 

 Rhoads, Auk, X, 1893, 17 (near Tacoma, Washington; crit.); Proc. Ac. 

 Nat. Sci. Phila., 1893, 91 (Tacoma).— Brooks, Auk, xvii, 1900, 105 (lower 

 Fraser Valley, Brit. Columbia). 



Syrnium occidentale caurinum Merriam, Auk, xv, Jan., 189§^, 39, 40 (Mt. Vernon, 

 Skagit Valley, Washington; cell. U. S. Nat. Mus.).— American Orxithol- 

 oGisTs' Union Committee, Auk, x\-i, 1899, 109. — Bowles, Auk, xxiii, 1906, 

 143 (Tacoma, Washington, bet. 19, 1898). 



Syrnium occidentalis caurinum Kermode, Pro\dncial Mus., Victoria, 1909, 46 

 (Chilliwack, Brit. Columbia). 



Strix occidentalis caurina American Ornithologists' Union Committee, Auk, 

 XXV, July, 1908, 371; Check List, 3d ed., 1910, 170.— Grinnell, (J.), Condor' 

 xi, 1909, 138 (Mt. Tamalpais, Marin Co., California, May; crit.); Pacific 

 Coast Avifauna, no. 8, 1912, 13.— Bowles, Condor, xii, 1910, 110 (Tacoma, 

 Washington, breeding). — Clay, Condor, xiii, 1911, 75 (near Eureka, n. Cali- 

 fornia; notes). — Rathbun (S. F.), Auk, xxviii, 1911, 493 (Seattle, Washing- 

 ton, Oct. 27, 1907). 



Strix occidentalis caurinum Brooks, Auk, xxvi, July, 1909, 313 (Chilliwack, Brit- 

 Columbia, Jan.). 



Strix occidentalis caurimis Swarth, Univ. Calif. Pub. Zool., vii, no. 1, May 26, 

 1910, 8 (Mt. Tamalpais). 



Strix occidentale caurinum Clark (A. H.), Proc. U. S. Nat. Mus., xxxviii, 1910, 

 59 (Union Bay, Vancouver I.). 



[Syrnium] caurinum Sharpe, Hand-list, i, 1899, 293. 



STRIX OCCIDENTALIS HUACHUCfE Swarth. 



ARIZONA SPOTTED OWL. 



Similar to S. o. occidentalis but white spots on upper parts larger, 

 those on lower hindneck distinctly transverse, or in form of broad 

 transverse bars; brown markings on under parts naiTower, on chest 

 forming distinct and regular bars, and rather lighter in tone; legs 

 and feet paler buff (sometimes nearly white), less heavUy mottled 

 with paler brown. 



Adult maZe.— Length (skins), 405-410 (407.5); wing, 312-321 

 (316.5); tail, 195-215 (205); culmen, from cere, 20.5-21 (20.7).« 



Adult female.— Wing, 317; tail, 225; cuhnen, from cere, 19.5.* 



Mountains of Arizona (Huachuca and Santa Catalina ranges; Fort 

 Wliipple; Santa Clara Valley; near Tucson) and eastward tlu'ough 



a Two specimens. ^ One specimen. 



