256 



PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. 49. 



Detailed measurements of the specimens of this race examined are 

 as follows : 



Measurements of specimens of Strix occidentalis occidentalis. 



Museum 

 and No. 



L.B. Bishop 26195' 



G.WOlett 13921.. 

 U.S.N.M. 172001.. 

 U.S.N.M. 135190 I . 



G. Willett 8301... 



L.B.Bishop 261961 

 C. H. Richardson 

 jr. 495.1 



G. Willett 1393 1.. 



L.H.Miller 1.. 



F. S. Daggett 4526i 



U.S.N.M.157473 i. . 



L.H.Miller .. 



Mus. Hist. Sci. 

 Art . 



G. Willett 1395. 



Sex. 



Male 



...do 



...do 



...do 



Female 



...do...., 

 ...do..... 



...do 



...do 



...do 



...do 



Female, 

 Juvenal. 



Locality. 



Near Monrovia (alt., 

 2,500 ft.), Los 

 Angeles Co.,Cal. 



do 



Fort Tejon, Cal.2 



Pasadena, Cal 



Fillmore, Ventura 



Co., Cal. 



do 



Wilson Peak Trail, 



Los Angeles Co., 



Cal. 

 Near Monrovia (alt., 



2,500 ft.), Los An- 

 geles Co., Cal. 

 Castac Creek, T^os 



Angeles Co., Cal. 

 San Dimas Canyon, 



Pomona, Cal. 

 Mount Vernon, 



Wash.3 

 Forest Home, Cal 



Hills west of New- 

 hall, Los Angeles 

 Co., Cal. 



Near Monrovia (alt., 

 2,500 ft.), Los An- 

 geles Co. , Cal. 



Date. 



Nov. 3,1913 

 Nov. 9, 1913 



Nov. 1,1894 

 Dec. 13,1910 

 do 



Mar. 21,1905 



Nov. 3,1913 



Apr. 10,1911 



Feb. 14,1903 



June 22,1897 



Aug. 17,1918 



May 20,1906 



Nov. 3,1913 



Collector. 



G. Willett... 



do 



J. Xantus... 

 W. B. .Tud- 



son. 

 A. N. Stone. 



do 



C. n. Rich- 

 ardson, jr. 



G. Willett... 



L. H. Miller. 



F. S. Dag- 

 gett. 

 E.A.Preble. 



L. H. Miller. 



H. .T. Le- 



lande. 



G. Willett. . 



mm 

 311 



vim 

 204 



201 

 203 

 200 



193 



203 

 211.5 



208 



213 

 208 

 198 



203 

 211 



. * a 



mm 

 31 



32 



31.3 



29.3 



31.3 



32.8 

 33 



3L8 



30 

 31.5 



31.3 

 31 



mm 

 21.2 



20.5 



21 



21 



22 



22.5 

 20 



23.8 



22.5 

 21.3 



20.5 

 23 



mm 

 51.5 



53 

 51 

 54.5 



53 



53 

 51.5 



1 Used in measurement averages on p. 255. 



» Type of Syrnium occidentale Xantus. 



' Type of Syrnium occidentale caurinum Merriam. 



STRIX OCCIDENTALIS LUCIDA Nelson. 



Syrnium occidentale lucidum Nelson, Proc. Biol. Soc. Wasli., vol. 16, November 



30, 1903, p. 152. 

 Strix occidentalis huachucse Swarth, Univ. Calif. Publ. Zool., vol. 7, No. 1, May 



26, 1910, p. 3. 



Type-locality. — Mount Tancitaro, Michoacan, Mexico. 



Oeographical distrihution.Souihwestern United States and north- 

 ern and central Mexico; north to Colorado; west to Arizona; south 

 to Michoacan and Guanajuato; and east to western Texas, eastern 

 New Mexico, and central Colorado. 



Chars, subsp. — Similar to Strix occidentalis occidentalis, but white 

 markings on scapulars, upper wing-coverts, cervix, and posterior 

 lower parts larger; light bars on remiges and rectrices more whitish. 



Measurements. — Male: Total length (in flesh), 419.1-444.5 (average, 

 434.3) mm.;* extent of wing, 1054.1-1073.2 (1065.3).^ 



Female:Total length (in flesh), 419.1-457.2 (average, 441.5) mm;^ 

 extent of wing, 1041.4-1098.3 (1073.2).= 



■• Five specimens. 

 6 Few sijecimens. 



