BIBDS OF NOETH AND MIDDLE AMERICA. 625 



. a postauricular area uniform dark brown (dark clove brown), the 

 er dotted on posterior portion with white; sides of neck mostly 

 te, some of the feathers tipped, more or less distinctly, with brown; 

 1, malar region, and subauricular region immaculate white; across 

 Ldle of throat a broken band of mixed brown and white, the former 

 dominating; ground color of under parts white, slightly tinged, 

 places, with pale buff, the breast (except on median line) with 

 ;e spots of brown (mummy brown to warm sepia), the sides and 

 ks broadly striped with the same, the under tail-coverts with 

 rower stripes, sometimes varying to more or less sagittate form; 

 1 buff, more or less deep, usually more or less clouded with brown; 

 Ler wing-coverts buffy white, more or less spotted or streaked with 

 wn; under surface of remiges grayish brown spotted with white, 

 spots larger and more roundish on secondaries and inner primaries, 

 rower and oblique on longer and outermost primaries; bill horn 

 )r (in dried skins), the cubnen (broadly) and tip duU yellowish; 

 lemon yellow. 



foung. — Remiges and rectrices (only) as in adults ; rest of upper 

 ts plain deep sooty brown (warm sepia or vandyke brown), the 

 icular region and part of suborbital region uniform sooty black; 

 erciliary, loral, and rictal regions duU white, the feathers with 

 ck shafts; under parts plaiu warm sepia or vandyke brown (solne- 

 it lighter than color of upper parts), intermixed on posterior 

 tion with diiU buffy. 



idult maZe.— Length (skins), 230-245 (239); wing, 163-171.5- 

 8.4); taU, 96-102 (98.6); cubnen (from cere), 13.5-14.5 (14.1)." 

 idult female.— Length, (skins), 238-281 (259); wiag, 171.5-182.5 

 8.3); tan, 95.5-107 (104); cuhnen (from cere), 15-16 (15.3).* 

 Northern North America; breeding in Hudsonian and Upper 

 ladian zones, from the limit of tree growth in Alaska (Yukon 

 ta; Nulato; Tanana; shores of Bering Sea and Kotzebue Sound; 

 ,d of Toklat River), Yukon (Rink Rapids; Forty-mHe) , and 

 ckenzie (Fort Simpson), south to northern British Columbia 

 ike Adolph), northern Alberta, northern Manitoba (Winnipeg?; 

 1 River), Nova Scotia, and Magdalen Islands; south in winter 

 ^ularly or casually) to Massachusetts (near Newton; Framing- 

 q; Hyde Park), Rhode Island (near Providence, 2 records), 

 msylvania (Allegheny Coxmty, March 12, 1896), southern Ontario 

 ironto, 9 records; Hamilton; Ottawa), northern Illinois (KenU.- 

 :th; Rockford; Cicero), Wisconsin (River Falls), Minnesota (Fort 

 tiling; Becker County), Colorado (Crested Butte; Breckenridge), 

 thwestem Idaho (Fort Sherman), southern British Columbia 

 canogan; Chilliwack; Quesnelle, Caribou District), Washington 



a Seven specimens. 6 Five specimens. 



3622°— Bull. 50, pt6— 14 40 



