170 FALCONIDiE. 



surface, including the under wing- and tail-coverts, ashy white, 

 crossed with numerous bars of ashj' black. Total length 28 inches, 

 culmen 2-5, tail 10, tarsus 4-15. 



Adidt femaJe. Larger than the male. Total length 31 inches, 

 wing 23-7, tail 11-5, tarsus 4-15. 



Hah. Chili and Patagonia, ranging north into Southern Brazil, 

 and thence to Columbia. 



a. c? ad. St. S. America. Purchased. 



h. 5 ad. st. Eastern Patagonia. Sir W. Burnett and Admiral 



Fitzroy [P.]. 



c. 5 ad. sk. Rio Negro, Patagonia. W. H. Hudson, Esq. [C.]. 



d. jjuv.sk. Qh.\l\ {Reed). W. Wilson Saunders, Esq. 



[P.]. 

 c. Juv. sk. Chili. Mr. Brydges [C.]. 



/'. Skeleton. Zoological Society, 



2. Buteo galapagensis. 



Polyborus galapagoensis, Gould, P. Z. S. 1837, p. 9. 



Craxirex galapagoensis, Gould, in Danv. Zool. Beagle, Birds, p. 23 



(1841) ; Bp. Consp. i. p. 34 (1850). 

 Buteo galopagoensis. Gray, Cat. Accipitr. 1844, p. 18 ; id. Gen. B. i. 



p. 12 (1849) ; Gray, Hand-l. B. i. p. 7 (1869). 

 Buteo leucops, Gray, Cat. Accipitr. 1848, p. 36. 

 Pcecilopterms infulatus, Kaup, Cmitr. Orn. 1850, p. 76. 

 Buteo galapageusis, Bund. P. Z. S. 1871, pp. 125, 127 ; Scl. ^ Salv. 



Nomencl. Av. Neotr. p. 119 (1873). 



Young. Above dark brown, the feathers margined with rufous, 

 the nape much mixed with white, and the lores very conspicu- 

 ously white, the wing-coverts and scapulars with broad rufous or 

 rnfous-buif bars and margins ; quiUs black, externally shaded with 

 ashy grey, the secondaries browner, tipped with rufous buff, all 

 barred with dark brown, these bars conspicuous below on inner 

 web of secondaries, but absent on primaries, which have the inner 

 web pure white with a few ashy grey mottlings ; upper tail-coverts 

 rufous, broadly banded with black ; the outer ones creamy white, 

 with rufous cross markings ; tail ashy grey, tipped with whity 

 brown, and crossed with about seventeen blackish bars, the subter- 

 minal one being a little broader ; eyebrow and sides of face deep 

 ochre, streaked with black ; cheeks and throat blackish ; under sur- 

 face of body ochraceous buff, streaked with black, the breast with 

 rufous brown, broader on the sides of tlie body ; the belly with tri- 

 angular spots of rufous brown, narrower and paler rufous on thighs 

 and under tail-coverts ; under wing- coverts spotted and streaked 

 with nrfous brown. Total length 21 inches, wing 14-5, tail 9-25, 

 tarsus 3'35. 



Adult male (type of species). Everywhere sooty black, with a 

 brownish shade, especially distinct on the wing-coverts ; quiUs 

 black, the secondaries browner and tipped with buffy white, the pri- 

 maries externally shaded with ashy, all barred with blackish brown. 



