BIRDS OF NOETH AND MIDDLE AMERICA. 



279 



depth of bill at base, 6.10-6.60 (6.35); tarsus, 20.32-21.69 (21.t».S); 

 middle toe, 13. 46-1 -i. 99 (14.22).' 



Summer and winter plumag-es are not essentially different, the for- 

 mer being, however, appreciably darker in color and lacking the dusky 

 tip to the bill. 



Lninatar,' irudc {first tvlnfrr). — Similar to the adult male, but more 

 or less tinged with brown above; sides and flanks tinged, sometimes 

 strongly, with light buffy brown or cinnamon, and feathers of chest, 

 etc., often tipped with the same. 



Tiuiiuttiirc friitiilr {fi,rxt lolnter). — Still browner than the immature 

 male, the back, etc., rufescent broccoli brown; broad edgings to ter- 

 tials wood brown; sides and flanks more or loss washed with or inclin- 

 ing to light vinaceous-cinnamon; gray of chest, etc., suffused with 

 same, and white of under tail-( coverts, etc., tinged with buffy. 



ToiiiKj {first p/umi/(/r). ^Ahove, grayish brown or drab (sometimes 

 slightly rufescent on back), rather broadly streaked with blackish; 

 chin, throat, chest, sides, and flanks pale dull Vjuffy or buff'y grayish, 

 spotted or broadly streaked (except on chin) with dusky; rest of under 

 parts white, the breast usually more or less spotted or flecked with 

 dusky; wings and tail as in adults, but greater wing-coverts and ter- 

 tials broadly edged with cinnamon brownish, the former with lighter 

 terminal spots. 



Breeding from mountains of Pennsylvania (Blair, Bradford, Cam- 

 bria, Clearfield, Clinton, Indiana, Lycoming, and McKean counties), 

 New York (Catskills and Adirondacks), and Massachusetts (Mount 

 Wachusett, Graylock range, and Berkshire County), Ontario, central 

 Michigan (northern portion of lower peninsula), northern Minnesota, 

 etc.," northward to Labrador (Rigolet, etc.), western shores of Hudson 



' Seventeen specimens. 



Average measurements, according to locality, are as follows: 



Locality. 



Wing. 



Ex- 

 posed 

 culmen 



Depth 

 of bin 

 at base. 



Tarsus. 



Middle 

 toe. 



MALES. 



Nonbreeding males from Maryland and District of 

 Columbia (8 specimens) 



Breeding males from mountains of Penn.sylvania 

 (8 specimens) 



Males from Alaska, Arizona, etc. ( 8 specimens) 



FEMALES. 



Nonbreeding females from Pennsylvania, Mary- 

 land, etc. (6 specimens) 



Breeding females from mountains of Pennsylvania 

 (6 specimens) 



Females from Alaska, California, etc. {6 specimens). 



79.60 



79.25 

 79. 2.5 



76.18 

 73.91 



66.65 

 67.82 



6.3. ,50 



65. 28 

 63.60 



11.43 

 10.92 



11.48 

 10.41 



6.60 

 6.36 



6.60 

 «. 10 



21.1 

 20.1 



14.48 

 14.73 



14.48 



14.48 

 13.97 



^ Also Montana (Fort Keogh) ? ; see Thorne, Auk, xii, 1895, iV, 



