28. ARCHIBCTEO. 197 



greater extent of brown on the tail, which occupies the terminal 

 half, and does not exhibit a perceptible subterminal band. 



Hah. The northern and central portions of Europe and Siberia, 

 becoming rarer in the central parts, and of accidental occurrence in 

 Southern Europe, occasionally visiting South Africa. 



a. Ad. St. Great Britain. 



b. Juv. St. Norfolk. 



c. $ juv. St. Kent. Dr. Latham [P.]. 



d. e. c? 2 ad. St. Epping Forest. II. Doubledav, Esq. [P.]. 

 /. 2 ad. St. Europe. Purchased. 

 ".'/) /'■ 6 2 ad. sk. Thuringia. R. B. Sharpe, Esq. [P. 

 i. (3 ad. sk. Thui-ingia. R. B. Sharpe, Esq. [P. 

 k. Juv. sk. Southern Ural. Dr. Strader [C.]. 

 I. Juv. sk. Sarepta. Dr. Strader [C. . 

 m. Juv. St. Port Natal. Sir A. Smith [C. 

 n. Juv. sk. Port Natal. Sir A. Smith 'C 



Sternum. W. Yarrell, Esq. 



[P.]. 



2. Archibuteo sancti johannis. 



S. John's Falcon, LatJt. Gen. Sipi. i. p. 77 (1781) ; Penn. Arctic Zuol. 



Birds, p. 200, pi. ix. fig. 2 (1785;). 

 Placentia Falcon, Lat?i. Gen. St/n. i. p. 76 (1781). 

 Falco saucti johannis, Gm. S. N. i. p. 273 (1788). 

 Falco spadiceus, Gm. S. N. i. p. 273 (1788). 

 Buteo spadiceus, Vieill. Ois. Am. Sept. i. p. 34 (1807). 

 Falco lagopus, Wils. Am. Orn. iv. pi. 33. fig. 1 (1811) ; Attdub. B. 



Am. pis. 166, 422, et Orn. Biogr. ii. p. 377 (1831). 

 Falco niger, Wils. Am. Orn. v. pi. 53. figs. 1, 2 (1812). 

 Buteo ater, rieill. N. Diet. iv. p. 482 (1816). 

 Buteo niger, Steph. Gen. Zool. xiii. p. 47 (1826). 

 Buteo sancti johannis, Cui: Regne An. i. p. 323 (1817) ; Jard. ed. 



Wik. Am. Orn. ii. pp. 287, 288 (1832) ; Schl. Mus. P.-B. Buteones, 



p. 3 (1862). 

 Buteo lagopus, Sw, 8j- Rich, Faun. Bor.-Am. Birds, p. 52 (1831). 

 Butaetes sancti johannis, Bp. Comp. List B. Bur. ^ N. Am. p. 3 



(1838). 

 Archibuteo sancti johannis, Gray, Gen. B. i. p. 12 (1849) ; Bp. Consp. 



i. p. 18 (1850) ; Cass. B. Calif. ^- Texas, p. 103 (1855) ; 8trickl. 



Orn. Syn. p. 40 (1855) ; Cass', in Baird, B. N. Am. p. 32 (1860) ; 



Gray, Hand-1. B. i. p. 10 (1869) ; Cooper, B. Calif, ed. Baird, 



p. 485 (1870). 

 Archibuteo lagopus, Cass. B. Calif. ^- Texas, p. 104 (1855) ; id. in 



Baird, B. N. Am. p. 32 (1860) ; Ball i^ Bonn. Tr. Chic. Acad. i. 



p. 272 (1869) ; Cooper, B. Calif p. 483 (1870). 

 Archibuteo niger, Pelz. Verh. z.-b. Wien, 18G2, p. 15-3. 

 Archibuteo lagopus, var. sancti -johannis. Cozies, Key to N. Am. B. 



p. 218(1872). 



Young. Above brown ; the feathers of the back, scapulars, and 

 wing-coverts margined with oehraceous buff or fawn-colour, most 

 of the feathers with conspicuous white bases ; the lower back and 

 rump uniform ashy brown ; the outer upper tail-coverts white, tinged 

 with fulvous, and subterminally spotted with dark brown ; quills 

 brown, the secondaries lighter, and tipped with whitish, the inner 



