818 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.xxiv. 
Meamrernents {15 inahs). — Wing, 101-107.5 (average, 101:.8) mm.; 
tail, 67-75 (average, 70.4) mm.; exposed culmen, 10.5-12.5 (average, 
11.3) mm.; tarsiis, 21-23 (average, 21.8) mm.; middle toe, 11.5-13 
(average, 12.1) mm. 
Type locality. — St. Louis, Saskatchewan, British America. 
Geographical distrihution. — In summer, Saskatchewan, Assiiiiboia, 
with possibl}^ southwestern Manitoba; also extreme northern North 
Dakota; in winter south to Colorado and Kansas, sometimes to Utah 
and even Arizona. 
Description. — Adult male in breeding plamage. Type, No. 175258 
U.S.N.M., St. Louis, Saskatchewan, April 10, 1893, back and wings 
fuscous brown, broadly margined with pale brownish gray and buffy; 
bend of wing, occiput and nape pinkish vinaceous; shorter upper tail- 
coverts pinkish cinnamon; middle tail feathers like the feathers of the 
back; rest of tail brownish black, the outer pair of feathers edged 
exteriorly with white; fore part of crown, horns, lores, cheeks and 
jugulum black; forehead, superciliary stripe, infra-auricular region 
and sides of throat yellowish white, chin and center of throat pale yel- 
lowish; rest of lower surface white, the sides washed with cinnamon 
and streaked with dark brown. 
Ad idt female in lyreeding j)luraage. — No. 144H, collection of Louis B. 
Bishop; Towner County, North Dakota, April 22, 1895; Louis B. 
Bishop. Above sepia brown, the feathers with grayish white or buffy 
white margins which on nape occupy almost the entire width of the 
feathers, the dark color being reduced to narrow pale shaft mai'kings; 
owing also to the breadth of these edgings the occiput shows only a 
few dark brown streaks in comparison with the back, where the dark 
centers of the feathers are conspicuous; rump and bend of wing cin- 
namon; wings and central tail-feathers edged with buffy ochraceous, 
this changing to whitish on the terminal portions of tail and flight 
feathers; black of the male''s head replaced l)y brownish; superciliary 
white; throat white, very slightly tinged with yellow; jugular cres- 
cent restricted and obscured peripherally b}^ white margins to the 
feathers; sides and tlanks very slightl}^ washed with cinnamon and 
narrowly streaked with dark brown. 
Adult male in 'winter plumage. — No. 127373, U.S.N.M. ; Spearhsh, 
South Dakota, October 8, 1892; L. M. McCormick. Like the sum- 
mer male, but upper parts more uniform; bend of wing more i)inkish; 
black areas obscured by grayish; breast spotted with dusky; sides 
more heavily washed with cinnamon. 
Adult feiiiale in iointer jjliiinage. — Similar to the breeding female, 
but paler, more gra3nsh, and more uniform above, all the black areas 
much obscured by grayish, the breast marked with dusky. 
Young in first plumage. — No. 201:6, collection of Louis B. Bishop; 
Towner County, North Dakota, July 1, 1895; Louis B. Bishop. Upper 
