0. OTOCORTS. 539 



Eremopliila alpestris leucolrema, Coues, Bull. U. 8. Geol. Sun iv 

 p. Hob (18/8); id. Check-l. N. Atner. B. p. 82 (1882) • iV^A-m, 

 0.«.. 'C„,-.»,' p 74 (1883); Coues, Ke^ N. Ji'':^A p s'^ 



nSfi ' ?T ■ t'^' 'x.P-/'^^ (\?^^) > ^- O- ^^- <^^"^'^'-f- P- 238 

 (188b) ; ^<c((7?o. x¥^««. ]V. Amer. B. p. 348 (1887). 



_ ^cZifZ^ 7««7e. Similar to 0. alpestris and of about the same large 

 size, but havmg a white throat auci generally very pale coloration 

 everywhere. " Length about T'o-S-U inches, wing 4-3-4-65 (4-43) 

 tail 2-85-3-2 (3-11) "(ii'%i,«,y). " * oo ^^ 4^;, 



Adult female. Wing 4-4-2 (4-12), tail 2-6-2-8 (2-73) (liidawai,) 

 Sometimes a tinge of yellow is seen on the throat, and it is very 

 dithcult to determine a large 0. arenicola from a small 0. leucdpma 

 M i \ ll America, breeding from Alaska southward, east of 

 the^Kocky Mountains, nearly to U. S. boundary, extending in winter 

 to Jintish Columbia, west of the Rocky Mountains, and over the 

 more northern Great Plains and Great Basin of United States, as 

 tar as Kansas, Utah, and Nevada {Gf. llidgw. Man. p. 348). 



a. 5 ad. sk. Frenchman's River, July 7 [Dr.] 



E. Coues). ' I 



b. d' ad. sk. Sun River, Daliota {Dr. Ilitz • 



Sm. uo. 52021).) 



c. 2 ad. sk. Black Hills, Dakota. Nov 8 'Henshaw Coll. 



(V. Bailey). ' ' [S.-G.J. 



d. Imm. .sk. Three Buttes, Montana, Auo-. 30 



{J. H. Bath/). 

 e,f. Imm. sk. Thvee Buttes V^. Coues). 



^ ad^sL'""^" ^ ^nZhmoT^''' ^°^' ^^' ^' '^'^^^'i^-^o^"^''^'^ Coll. 



r. .Iuv.hiem.sk. WdkWalia, W. T., Oct. 25 Salvin-Godmau Coll. 



(U. n . Henshaw). 



s, t, u. Ad. sk. British Columbia. j. k. Lord, Esq. [C.]. 



Subsp. a. Otocorys praticola. 



Alaudacomuta («ecr&.), Swains. ^ Bick. Faun. Bor.-Amer., Birds 



p. ZiO (lool). ' ' 



Eremq^hila coruuta (nee Wils.), Blakist. Ibis, 18G2, p. 5, 1863 



p. d8 (pt.). ' f- ") i<-uo, 



^'n"l''8^-^fl878r'?^/'"' ^•''- ^'^^"'- ^''"- ^'"'^- Orn. Club, iii. 

 op. cit. V. p. Li (IhbO) ; Park, op. cit. vi. p. 177 (1881) 



Otocorys alpesti-is praticola, Hensh. Auk, i. p. 263 (1884); A O U 

 ?t^^lxil^T ' f'^'Jf''-'- P- -^^^ am ; Ms, Auk, 

 t'r\ U 1 f ^ l?'^ir' ^^f' ^'- PP- ^^' ^"' 112 (1^89) Park, 

 im ^T '■ T^^ '^' ^t"^''^ *■ '■ P- 1*8 ; Butcher, t. c. pp. 180 

 200 ; Loomis, t. c. p. 207 ; Harris, t. c. p. 320. ^ ' 



Similar to 0. alpestris, and with the same vinous character about 

 the neck and wmg-coverts ; but it is a smaller bird and generally 

 paler, though many specimens are difficult to separate from 

 aipestns, into which species the race appears to grade. 



