2G4 



NORTH AMERICAN BIRDS. 



sharply Jclincd against the siii-roiiiicling l)lackisli; lori-s dusky. Whole breast, cinnamon- 

 rufous (forming a wide, sharply dulined band), inarkod laterally with the lirown of the 

 lie(.'k ; each feather with a shaft-line of blaek ; rest ol' lower jiarts, ineludiug whole lining 

 of the wing, eontiiuioiis oehraeeous white, the latter region unvariegated ; sides with 

 sparse, faint, transverse bars of rufous, and shaft-lines of darker. Under side of jirimaries 

 light slate anterior to emargination, beyond which they are black; slaty portion crossed 

 by very obsem-e bars of darker. Fourth (piill longest, thir<l scarcely shorter ; second ecjual 

 til fifth ; liist intcnnediate lictween seventh and eighth. Length, 10. To; extent, 48.00; 

 wing, 15.40; tail, 8.00; tarsus, 2.32; middle toe, 1.00. (Weight 1^ lbs.) Bill slate-black, 

 bluish basally ; cere, and angle of mouth, light dull lemon yellow ; iris deej) hazel ; tarsi 

 and toes deep chrome yellow, claws black. 



Buteo sKainatmi ( Nevada ). 



AihiUfemnk (.")8,507, (treat Salt Lake City, Utah, May; C. King, R. Pidgway). Sim- 

 ilar to tl.^ male, but pectoral area blacki.sh-brown, like the back; blaekish-brown of upper 

 surface untingeil with rufous, all the feathers, however, fading on edges; bands of the tail 

 .scarcely distinguishable on outer webs; white of forehead very restricted; lining of the 

 wing barred with small cordate or deltoid spots of black ; under surface of primaries 

 plain deep slate. Abdomei and sides variegated with a few irregular longitudinal spots, 

 and on the latter, transverse bars of dark brown; tibiaj with faint bars of rufou.s. Fourth 

 • [uiU longest; third scarcely shorter; .second very slightly shorter than fifth; first inter- 

 mediate between seventh and eighth. Length, 21. oO ; extent, 54.00 ; wiiig, 1C.50; tail, 

 8.50; tarsus, 2.70; middle toe, 1.70. (Weight, 2J lbs.) 



Young (10,701, Rocky Mountains, September; C. Drexler). Head, neck, and entire 

 lower parts line delicate light oehraeeous, or cream-color; feathers of the crown, occiput, 

 and neck, eaeli with a medial stripe of black, of less amount, however, than the oehra- 

 eeous ; forehead, supraoral region, and ear-coverts, with onl/ a few very fine hair-like 

 .shaft-streaks ; on the chin, and across the checks, are longitudinal spaces of blended 

 streaks of black, the latter forming a conspicuous "mustache''; sides of the breast with 

 large ovate .spots of black; middle of the breast with less numerous, smaller, and more 

 longitudinal ones of the .same ; sides, flanks, and abdomen, with broad hastate spots, 

 more irregidar and transverse on the former; throat, tibiie, anal region, and lower tail- 

 coverts immaeulale. Upjjcr sm-face generally, deep black; feathers bordere<l with pale 

 oehraeeous, the scapulars and middle wing-coverts much variegated with the same. Sec- 

 ondary (Miverts, s(,'eondaries, and primaries narrowly tipped with white. T'ppcr tail- 

 coverts pall! oehraeeous, barred with bl.ick. Tail ashy-lirow^n. very nnich lighter than 

 the rump (more hoary than in the adult), narrowly, but clearly, tipped with white, and 

 crossed by ten or twelve narrow bands of l)lack, mijre distinct than in the adult. Under 

 surface of primaries more whitish than in the adult. 



(fi. ihlanixtk condilinn ; = //. iii.iigiiatiin of Cassin.) 

 Adiilf male (22,507, Onion River ; R. McFarlane). Entirely browni.sh black, whole under 

 surface of wings inchnlcd ; lower tail-eoverts eiiually l>arred with white and black. Tail 



