322 



NORTH AMKRICA-N BIRDS. 



Tlic three elnsely allied species helonginn; to tlio iiortheni portions of the 

 Nortliern neiiii,s])liere may he (Hstiiiguislieil hy tlie charaeter.s given in the 

 following synopsis. 



Species and Races. 



C0M.M0N CirAKArTKR.s. Adult. Jiil' nio, and iiit; yellow. Tiiit, and some- 

 times the head and ncik, white. i-iKinj. ]5ill and eere black; iri.s dark Ijiown. 

 Tail, head, and neck, lilaekish. 



A. Tail oriburleen feather.s, enneate, or }jradnatcd, Ibr nearly half its length. 



Xo.stril with it.s lower end aente, bevelled gi'adiially to the level ol'lhe (;ere ; 



npper outlme ol' the cere very convex ; lore naked. 



1 I/tiUaelus pchiijiais (1'ai.i,.). Fn/cn pchijicKx, Pai.LAS, Zeog. Hos. As. I, 343, pi. ix. .Iqiii/ii 

 j>., KiTTL., Hoik. Hulinetitu p., Sied., Giiav, Cass. B. C'al. & Tex. I, pp. 3], 110, pi. vi (9) ; 



Haliaitus pela^icits. 



Ib. Bird.s N. Am. 1858, 42. Thalaxsnaehtu, ICait, ^^\\\1. Fulcn Inicnptr.riis, Temm. Faho 

 impcrator, KlTTL, Hab. Northenstcrn Asia, Japan (Sieiioi.d) ; Kuinschatka. 



