;5Q0 NORTH AMERICAN lURDS. 



Archibuteo ferrugineus (Lkiit). 



CALIFOBNIA SQTTIBSEL HAWK. 



/■'n/co fcrnitjitiru.i, LlcilT, lieil. Trans. ]8;i8, p. 42!l. Ldijopus ferruijiHcm, FllAsKii, Pioc. 

 Zoi'l. iSoc. Loml. 1844, y. 37. Airhihuti'ufen-iigiiieua, (ili.VY, Orii. li. fol. sp. 'A, 1S44. 



— C'.\s.s. li. (if ('ill. & Te.v. 18r)4, p. 104; liiiils X. Am. ISns, 34. - H.pn.U'. ('(.iisp. 

 Av. p. 18. — SiiiiiKl.. Oni. .syii. I, 41, IS,")".. — Hkkum. T. It. li. liqit. VII, 31, 1857. 



— t'oul'. & SiTK. I'. 1!. 1!. Hi'|it. .Xll, ii, 14!l, 18(i0. — TdlKs, Vvm\. Oiii. Ariz. p. Id, 

 1866 (iinntiunicnl notes). — I'.l.vk is r. Iliis, III, 1861, 318 (SaskiUulu'wan : ('},'f,'sl. — 

 Fli.vsKi!, I'f. 'L S. 1844, 37. — <!li.\V, llaiiil List, I, 10, 186'... Archibuko injidis, 

 (iu.'v, l,ist I!, liiit. Mus. II. iW 1S44: (ion. li. I'ol. pi. vi. 



Rp. CiiAit. A<hill iiinle (4 1 .7 1'.>, Fort Wliipplo, Arizona, Dfc. •_>, ISO! ; Di-. Cones). Gi-oiind- 

 folor of liojnl and neck white; eaili I'eatlier with a medial streak of olaek, these growing 

 broader posterii^'ly, and alonij' \\w. npper border of the ear-coverts are so blended as to 

 lorin an indi.stinct stiipe baek I'loin llie eve. Entire lower parts (e.xcept tibia) and whole 

 uniler snrt'aee of the winir eontinnons pnre white; breast with a faint tin,u:e of delieate 

 oehraeeoiis ; tibia and larsns reddish-while. tini>'ed with or incliniiif;' to deep I'errnijinons 

 on npper portion, and with ninnerons transvcise bars of darker lerrnj,'inons and l>lackish; 

 sides of the breast with a veiy few hair-like shaft-streaks of black; Hanks with a {'<:v; dis- 

 tant, dark ferrniiinous bars; axillars with two or three cordate spots of ferru.ninons near 

 ends; f'athers of the lininj; next the body, with blendeil irregularly hastate spots of 

 rufous: under primary coverts shading into cinereous on terminal half, ami with obscure 

 broailly hastate spots of a darker shade of the same ; primaries slaty beyond their emargina- 

 tion, deepening gradually toward their tips. Hack, scapulars, and lesser and middle wing- 

 {'overts line rufous, each fealhei- with a broad median, longitudinal spot of brownish 

 ])huulicou,s-blaek, these on the back rather exceeding the rufous; longer wing-coverts and 

 secondaries a.sh^'-umber. with very obsolete transverse bands of darker; primary coverts 

 more ashy, and more distinctly banded ; prinuiries line chalky cinereou.s, this lightest on 

 outer four; shafts pure white. Rum]) nearly unifoi-m bi'ownish-black, — posterior feathers 

 rulbus with medial lilack blotches; upper tail-coverts snowy white on outer welis, inner 

 webs more rufous; a few concealed blackish transverse spots. Tail pale pearly ash, be- 

 coming white basally, and with a wa.sh of dilute rufous along the edge of outer webs; 

 inner webs while, with an ashy tinge thrown in longitudinal washes; outer leathers 

 nearly while, with faint pale ashy longitudinal mottlings ; shafts of tail-feathers pure white. 

 Fourth (|iiill longest; third but little shorter; second v<'ry much shorter than fifth; first 

 intermediale between seventh and eighth. Wing, IG."."); tail, 0.20; tarsus, '2.9,j ; middle 

 toe. l.li.i. 



"Length, 'I'lJtO; extent, 54. "lO. Iris clear light yellow; cere, edges of commissure, and 

 feet bright yellow; bill very d. rk bluish horn; mouth, |inrplish ilesh-color, livid bluish 

 along edges." 



Adult femtflf (11,720, Fort Whipple; Dr. Cones). .Vlmost exactly like the male, but 

 black spots on rulbus portions of upper parts much restricted, forming oblong spots in 

 the middle of each leather; riiiup almost entirely rufous, varicgatcil. however, with black. 

 Longitudinal lines on breast more (listinct ; transverse bars on Hanks and abdomen more 

 numerous; tibial and tarsal feathers wholly deep rufous or ferrnginons, the bars more 

 blackish. Third and fourth rpiills equal aixl longest; second intermediate between fifth 

 and sixth; first c(pial to eighth. Wing. 17.2.") ; tail. 0.7") ; tarsus, 2.!).") ; middle toe, 1.40. 

 "Length, 2.'5.2o ; <'xtent, 5G.50. Iris light oehraccous-lirown." 



Yonnij fcmitle (C,SS3, Los Angelos, California; Dr. Ileermann). Crcneral plumage .above, 

 grayish-brown ; iuterseapulars, scapulars, lesser and middle wing-coverts, and feathers of 



