CHESTNUT-COLLARED LON'GSrUR. 515 



CALCARJUS PICTUS 

 Smith's Longspur. 



DESCRIPTION. 



Sp. Cii. Size, rather large. Form slender. Color. Adult male in summer. Top and sides of head, 

 black. Line from bill over eye, lores, ear covets, and a small patch on back of neck, white. Entire under 

 parts, extending around neck to nape, buff. Inside of wings, white. Feathers of upper parts, black, edged 

 with yellowish gray. Shoulder, greater and lesser wing coverts, black. Middle coverts, white, forming a 

 conspicuous patch. Wings, brown, edged with white. Tail, brown, with whole of outer, most of second, 

 feathers, white. Bill, brown, lighter on lower mandible. Iris, brown. Feet, very pale brown. Female, 

 similar, but with the colors much obscured with light tintings. 



OBSERVATIONS. 



Distinguished from tlie Lapland Longspur bv the buff, unstreaked underparts. Occurs in summer iu 

 the Middle Arctic regions, itiigrating southward in winter to the prairies of Illinois and Texas. 



DIMENSIONS. 



Length, 6.20 to G.r)0: stretch, 10.!lO to ILoO; wing, 3.50 to 3.G5; tail, 2..-jO to 2.60 ; bill, .42 to .4-5 ; 

 tarsus, .75 to .82. 



DESCRIPTION OF NESTS AND EGGS. 



Nebts, placed on the ground, composed of grass, lined with finer grass and feathers Eggs, four or five 

 in number, oval in form, light gray in color, spotted, blotched and dotted with dark, purplish brown and 

 lavender. Dimensions, from .63 by .78 to .Gi> by .80. 



HABITS. 



This species .ippears? to inhabit the prairies of the west, and comes into onr limits 

 only in Southern Illinoij^, never liaving been taken very far east. 



CALCARIUS ORWATUS. 

 Chestnut-collared Longspur. 



DESCRIPTION. 



Sp. Ch. Size, rather small. Form, slender. Color. Adult male in sumn\cr. Collar on back of 

 neck, bright chestnut. Top of head, stripe behind eye, spot on lower part of ear coverts, lesser wing coverts, 

 and lower parts (excepting chin, throat, sides and flanks, under wing and tail coverts, which are white), 

 black. This black beneath is frequently overwashed or marked with chestnut. Above, dark brown, with 

 most of the feathers edged with grayish. Tail, brown, with two or three outer feathers white. 



Adult female. Above, similar to male, but with the chestnut collar obscured, and with the crown like 

 the back. Beneath, dull brown, whitish on the abdomen. 



In winter, both sexes have the dark colors obscui-ed by whitish tippings to the feathers. The young 

 Lave the plumage even more obscured by light tintings. 



OBSERVATIONS. 



Known from the preceding species by the greater amount of white on the tail, two or three outer feathers 

 being entirely white. Occurs in summer in the plains of the Saskatchewan, migrating south as far as the 

 tablelands of Mexico. Casual in New England 



DIMENSIONS. 



Length, 5.40 to 6.00; stretch, 10. 10 to 10.75; wing, 8.00 to 3.35; tail, 2.00 to 2.30; bill, .40 to .42; 

 tarsus, .75 to .80. 



