300 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



(Id. Color of occii^ut, liiiulneck, and lesser wing-eoverts darker and more rufes- 



cent (more vinaceous-cinnamon). 



e. Darker, with upper back more distinctly streaked or spotted, contrasting 



abruptly and strongly with color of hindneck. 



/. Back browner or more buffy, with streaks darker (more blackish); color 



of hindneck, etc., slightly paler; under parts of body usually more or 



less yellowish. (Humid coast slope of Washington and Oregon, south to 



northern California in winter.) Otocoris alpestris strigata (p. SIG) 



Jf. Back grayer with streaks less blackish; color of hindneck, etc., slightly 

 darker; under parts of body white. (Santa Barbara Islands, Cali- 

 fornia.) Otocoris alpestris insularis (p. 317) 



ee. Paler, with upper back less distinctly streaked (the streaks less dark), con- 

 trasting less with color of hindneck. 

 /. Smaller (wing 92 mm.). (Highlands of Colombia.) 



Otocoris alpestris peregrina (extralimital)o 

 _//'. Larger (wing 94-113 mm.). 



g. Smaller (wing less than 107 mm.). 



/;. Slightly paler, especially color of hindneck, etc., the ground color 

 of back slightly more Iniffy, the color of nape slightly more cinna- 

 momeous. (Desert districts of southeastern California.) 



Otocoris alpestris ammophila (p. 321) 

 hh. Slightly darker, with color of back slightly grayer, that of hind- 

 neck slightly more vinaceous. 

 i. Smaller (wing 94-102.5, averaging less than 100). 

 j. Occiput, hindneck, lesser wing-coverts, etc., darker vinaceous- 

 cinnamon; wing averaging 96.8. (Coast plain of Oaxaca, 



southern Mexico.) Otocoris alpestris oaxacae (p. 323) 



jj. Occiput, hindneck, etc., lighter vinaceous-cinnamon; wing 

 averaging 99.1. (Southern coast district and San Joaquin 

 Valley, California, north to Marin County, south to northern 



Lower California.) Otocoris alpestris actia (p. 320) 



ii. Larger (wing 98.5-106.5, averaging 102.9). (Southern portion 

 of Mexican plateau, in States of Vera Cruz, Puebla, Tlaxcala. 

 Mexico, Zacatecas, Guanajuato, and Jalisco.) 



Otocoris alpestris chrysolaema (p. 319) 

 gg. Larger (wing 108-113, averaging 111.5). (Breeding in district east 

 of Hudson Bay and southward to Newfoundland; migrating south- 

 ward to South Carolina, Bermudas, Louisiana, etc., westward to 



Manitoba, Hlinois, etc.) Otocoris alpestris alpestris (p. 303) 



cc. Color of back browner, more vinaceous or more buffy, less heavily (sometimes 

 obsoletely) streaked, less strongly contrasted with color of hindneck. 

 (I. Hindneck, lesser wing-coverts, etc., more rufescent (nearly cinnamon-rufous). 



(Sacramento Valley, California.) Otocoris alpestris rubea (p. 322) 



del. Hindneck, lesser wing-coverts, etc., more pinkish ( vinaceous-l)uff). 

 e. Darker, the color of hindneck, lesser wing-coverts, etc., between vinaceous- 

 cinnamon and vinaceous-pink. 



a Otocoris chrysolaimus (not Alauda chrysolaema Wagler) Bonaparte, Atti Sc. Ital., 

 1845, 405. — Olocorys peregrina Sclater, Proc. Zool. Soc. Lond., 1855, 110, pi. 102 (Bogota. 

 Colombia; coll. P. L. Sclater). — Eremophila peregrina Sclater, Cat. Am. Birds, 1862, 

 127. — [Olocorys alpestris.] Subsp. y5. Olocorys peregrina Sharpe, Cat. Birds Brit. Mus., 

 xiii, 1890, 547. — Olocorys alpestris var. peregrina Dubois, Synopsis Avium, pt. 7, 1901, 

 452. — Otocoris alpestris peregrina Oberholser, Proc. U. S. Nat. Mus., xxiv, no. 1271, 

 June 9, 1902, 841 (monogr.). 



