PERCHING BIRDS 



4?4g. Streaked Horned Lark. Ostocoris alpestris strigata. 



Range. — Northwestern United States (Washington. Oregon and northern Cali- 

 fornia). 



Similar to the last, but with the hack broadly streaked with black, the ruddy 

 less intense and the underparts tinged with yellowish. 



474h. Scorched Horned Lark. Otacoris alpestris adusta. 



Range.- — Western Mexico, north in summer to southern Arizona. 

 This variety has the baci and nape nearly a uniform pinkish ruddy with but 

 little streaking. 



474i. Di t skv Horned Lark. Otocoris alpestris merrilli. 



Range.— Northwestern United States and southern British Columbia, winter- 

 ing south to central California. 



Similar to praticola but slightly darker above. 



474j. Sonora HORNED Lark. Otocoris alpestris palliHa. 

 Range. — Gulf coast of northern Lower California. 

 The upperparts of this variety are very pale pinkish brown. 



474k. Hovt's Horned Lark. Otocoris alpestris hoyti. 



Range. — Interior of British America, west of Hudson Bay and east of Alaska, 

 south in winter in the interior of the United States to Kansas. 



Much larger than the last; equal in size and similar to articola but with the 

 throat yellowish and the upperparts darker and brighter. 



4741. Montezuma Horned Lark. Otocoris alpestris occidentalis. 



Range. — Western New Mexico and eastern Arizona, south in winter to north- 

 ern Mexico. 



This variety has the upperparts pale brownish and not streaked; throat and 

 forehead yellowish. 



474m. Island Horned Lark. Otocoris alpestris insularis. 



Range. — Santa Barbara Islands. California. 



Similar to strigata but darker. With the exception of the three large varie- 

 ties of Horned Larks found north of our borders, neither the eggs nor, in most 

 cases, the birds can be identified without the precise location where they were 

 taken. 



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