178 NORTH AMERICAN RIRDS. 



Adii?t, Trftiisv('is(> liius lonliiifil to llic lii-cn.-it niul iiitcrscnpiilftrs; 

 rest of Iwily conliiiiioiis Mjuk; Inil-covorts willmnt Inns; wiiif;- 

 L'ovcrt.M iiiivi\rici;iil(Ml. Teiiiiiiiiil zoiiu of tiiil aliout 2.50 wide. 

 i'oiDi;/. I,(iiijrilii(liiiiil sli'ipcs conliiicd to tlio bri-iist iiml iiitcr- 

 sciijmlin's ; rest of the hod)- coiitiiiiioiis hi-owii. Tiiil-covci'ts willi- 

 oiit liiU'a. //(//). Middle Aiiiericii, and soiitlierii border of I'liileil 

 States, from Florida to C'ajie St. Liieiis . . . xuv. a nduhou i. 



Polyborus tharus, vai. auduboni, ("assin. 



CARACABA EAOLE; "KINO BUZZABD" OF FLOBIDA. 



Pohjhonm nwluhimi, Cas.sin', Proc. Acad. Nat. Sc. Pliilad. 1805, p. 'J. /'nli/liorKs riiliinrin 

 (" ViKli.l.."), Afi). Orii. Hiiif,'. 11, ;},')0, KS34 (not of Vir.li.r.or 1). Pn/nlxinin luvsilieii.ii.H 

 ("fiMlM.."), Ari). liirds Am. Oct. cd. I, '21, 184ll (not of (I.MKI.IN !). I'lilijimriix (hanis 

 ("Mill..") ('.\s.siN, liirds of Cal. k Tc.\. I, IKi; Ks.'d (not of .Mni.isA I) ; I5ukwi;i!, 

 Oiild^y, isr.7, p. r),H, pi. xi, li^s. 18 & lit ; I5.ui;i), I'.ird.s X. Am. 1858, p. 4;'.. — IIkkk.m. 

 r. 1!. 1!. Kept. VII, 31, 18:.7. — Corivs, I'rod. Orn. Ariz. p. l;i, 18(i6. — Owkn, llii.s, 

 III, 07. — (ini.SKY, Cat. l!apt. I?. 1804, 17. — I)i;l'.s,-i:i!, Iliis, l,s(ir., 3^".» (T.'.Xiis). 



Sp. CiiAn. Adult ?«a/p (12,(111), Te.Nn.s; Capt. MfCall). Forehead, erowii, occiput, and 

 nape, wiiifT-s J^eapular.s, runi]), lielly, tliijjlis, and anal ie;,'ion eonlinuon.s; deep dull l>laek; 

 chin, neck, jn^'ulnni, lirea.st, and lail-eoverl.s (upjier and lower), .soiled white. ]5rea.st 

 with iniiiieroii.s cordate .spots of black, the.se ^rowinj,' larjfer po.sleriorly, and runninp in 

 tran.sverse ■scrie.'* ; back with tranaver.se liars of white, which beeonio narrower and less 

 distinct posteriorly. Basal two-thirds of tail white, crossed In' thirteen or fourteen 

 narrow transverse l)an<Is of l)lack, which become narrower and more faint basally ; outer 

 web of lateral feather almost entirely black ; broad terminal band of the tail nniform 

 black (2.40 inches in width) ; third, foiu'th, fdih, and sixth primaries <;rayisli just beyond 

 the coverts, this portion with three or foiu' transverse bars of white. Middle portion of 

 ]iriinaries beneath, faintly barred with white and ashy; the barred i>ortion extending 

 obliquely across. Third quill longest, fourth a little shorter, .sei'ond .shorter than fifth : first 

 3.f)() inches shorter than lon^'e.st. Wiufr, 10.70; tail, i).(i(l; tar.susi, 3.40; middle toe, 2.10. 



Adult female. Plumage similar ; white more brownish; alidomen with indication of 

 bans. Wing, lo.oO; tail, 8.70; tarsus, ;S.;iO ; middle toe, 2.20. 



shorter ; second intennediato between lil'tli ami sixth ; first a little longer than seventh. Wing, 

 10.00; tail, 0.."iO ; tarsu.s, 3. .50 ; middle toe, 1.75. 



Yoiuiij (13,923, South America; T. H. Peale). Forehead, I'rown, occiput, nape, back, wings, and 

 lower parts dark sepia-brown ; fcatln'fs of the breast, siiles, and abdomen marked centrally with 

 a broad longitudinal stripe of .soiled fulvous-wliitc ; those of nape and back more ob.soletdy 

 stri)U'(l, and variegated irregularly at ends with the same ; wing-coverts pa.ssing teniiinally into 

 ]iale browni.sh ; .secondarieH oh.scurcly ljarrc<l with the .same. Chcek.s, chin, and throat unvarie- 

 gated .soiled white ; tibial feathers with shaft -stripes of i>ale fulvous. Hump, tail-coverts, and tail 

 ns ill adult. Several specimens I'roin liuenos Ayrcs (Conehitas ; Win. II. Hudson), and one Ironi 

 Paraguay (59,230 ; T. ,1. Page, V . S, N.), have the black of the lower part of the abdomen and 

 ilanks (piite continuous. Then' is never, however, in .South American H|iecimens, an approach to 

 the ])eeuliar characters oi auduboni, as defined. 



Lid of SjKcimois examined. — Nat. Mus., 7 ; Host. Soe., 4 ; Philad. Acad., 3 ; N. Y. Mus,, S, 

 Total, 17. 



.Meanuirmcnls. ^^. Wing, 10.00- 17.20 ; tail, 10.00 - 11.00 ; eulmen, 1.20 1.30 ; tar.su.s, 

 3.70-3.90; midille toe, 1.75-2.1.5. Specimi'ns, 2. ?. Wing, 17.7li ; tail, 10.00 ; eulmen, 

 1.41 ; tiusiis, 4.20 ; middle toe, 2.30. Specimen.s, 1. .Sex .' Wing, 15.50 ; tail, 10.00 ; eulmen, 

 1.30; tarsus, 3.05; middle toe, 1.90. Smallest of 4. 



