'^°/o^'''] Twelff/i Supplement to the A. O. U. C//eck-Lht. 343 



Genus NUTTALLORNIS Ridgway. 



Niittallornis Ridgway, Man. N. Am. Birds, 1887, 337. Type, 

 Tyrantius borealis Swainson. {Cf. CouEs, Osprey, III, 

 1899, 144.) 



459. Nuttallornis borealis (Swainson). 



Tyrannus borealis Swainson, Fauna Bor.-Amer., II, 1831, 



i4i,pl-35- \ 



NuttaUornis borealis Oberholser, Auk, XVI, Oct. 1S99, 'h'h^- 



474«. Otocoris alpestris leucolaema ( Coues), of the Check- 

 List, becomes 



474«. Otocoris alpestris arcticola Oberholser. 

 Pallid Horned Lark. 



\ Otocoris alpestris arcticola Oberholser, Proc. U. S. Nat. 

 Mus., XXlV, 1902, 816. 



[B— C— , R— , C— .] 



Geog. DiST. — "In summer, Alaska (chiefly the interior), with 

 the valley of the Upper Yukon River ; in winter, south to Oregon, 

 Utah, and Montana." {Cf. Oberholser, Proc. U. S. Nat. Mus., 

 XXIV, 1902, 816.) 



474c. Otocoris alpestris arenicola Henshaw. This becomes 

 474c. Otocoris alpestris leucolaema (Coues). 

 Desert Horned Lark. 



Erenwphila alpestris b. leiicolcefna Coues, Birds N. W., 1874, 



38- 

 Otocoris alpestris lencohema Stejneger, Proc. U. S. Nat. Mus., 



V, 1882, 34. 



[B— , C53/;, R3oo^, C83.] 

 Geog. Dist. — Western United States, from central Dakota, 



