548 AIAUDIBJJ. 



Adult. Similar to 0. clmjsolcema, with the throat as deep yellow 

 and the rufous colour as brightly con wasted, but distinguished by 

 the coarse black stripes on the sides of the body and flanks. The 

 winter plumage is very dark, hlac'^er than in any of the other races 

 of Horned Lark. Total length 5-5-G-O inches, culmen 0-5-0-o5, 

 wing 3-65-3-8, tail 2-3, tarsus 0-8. 



Hah. U.S. Colombia. 



«, 6, c. o' ad. ; d, e. $ Bogota. Salviu-Godman CVill. 



ad. ; f. Juv. sk. 



«, ^. cT ad. : I. Juv. sk. Bogota. SclaterColl. (types 



^ of species.) 



k. (S ad. sk. Bogota. Gould Coll. 



Subsp. y. Otocorys rubea. 



Alauda rufa (nee Gm.), Audub. B. Am. viii. p. 353, pi. 497 (1843). 

 Otocoris alpestris rubea, Hemh. Auk, i. p. 263 (1884) ; A. O. U. 

 Cheek-l. p. 240 (1886) ; Ridriw. Man. N. Am. B. p. 349 (1887) ; 

 Jeffries, Auk, vi. p. 222 (1889). 



Similar to 0. clirysolcema, from which it is scarcely distinguishable, 

 but it is more ruddy in colour, and the back becomes uniform vinous- 

 red without any streaks. The following are Ridgway's measure- 

 ments : — 



Adult male. Length about G-5-7-0 inches, wing 3-7-4-1 (3-88), 

 tail 2-G-2-9 (274). 



Adult female. Length about 6-5 inches, wing 3-0-3-7 (3-Gl), 

 tail 2-35-2-G5 (2-49)." 



The Oasaca male has the wing 3-9 iuches, and the females 3-55- 

 3-75. The two Zacatecas females measure 3-G-3-7 inches in the 

 wing. 



The specimens from San Francisco are considered by Mr. Henshaw 

 and Mr. llidgway to be intermediate between 0. stric/ata and 0. 

 rubea. 



Hah. Interior valleys of California (cf. Itidgw. Mon. p. 349), and 

 ranging into Central Mexico. 



a, b, c. Ad. sk. California. Lord Walsingham [P.]. 



d. Ad. sk. California. Tweeddale Coll. 



e f. (S 2 ad. sk. Marysville and Stockton, Henshaw Coll. [S.-G.]. 



Cal, Feb. (L. Belding). (Types of O. rubea.) 



(; 9 ad. sk. Banning, Cal., April 23 G. Frean Morcom, Esq. 



{F. Stephens). [P.]. 



/(. cf ad. sk. Bear Valley, Cal., Aug. G. Frean Morcom, Esq. 



6 (F. Stephens). [P.]. 



2\ k. 6 ^ ad. sk. Gridley, Cal., Oct. 22 (i. Henshaw Coll. [S.-G.]. 



Beldiiirf). 



I 9 {,d. sk. Salt Springs, Cal., spring Sahin-Godman Coll. 



[H. W. Henshaiv). 



«', n, 0. c? ; p, q. ? Bed Bluff, N. Cal., April, Henshaw Coll. [S.-G.]. 

 al. sk. May (C. H. Townsend). 



