188 



FALCONID-E. 



14. Buteo borealis. 



American Buzzard, Lath. Gen. Si/n. i. p. 49 (1781). 



Red-tailed Buzzard, Penn. Arctic Zool. p. 205 (1785). 



Leveriau Falcon, Penn. torn. cit. p. 206 (1785). 



Falco horealis, Gm. S. N. i. p. 266 (1788) ; Wils. Am. Orn. vi. p. 75, 



pi. 62. fig. 1 (1812) ; Audub. B. Am. pi. 51, et Orn. Biogr. i. p. 265 



(1831). 

 Falco leverianus, Gm. S. N. i. p. 266 (1788) ; Wils. Am. Orn. vi. 



p. 78, pi. 52. fig. 2 (1812). 

 Accipiter ruficaudus, Vieill. Ois. Arn. Sept. pi. 14 bis (1807), 

 Buteo ferruginicaudus, Vieill. tom. cit. pi. 6 (1807). 

 Buteo americanus, Vieill. N. Diet. iv. p. 477 (1816). 

 Buteo borealis, Vieill. N. Diet. iv. p. 478 (1816) ; Less. Traits, p. 79 



(1831) ; Sw. 8^ Rich. Faun. Bor.-Am. Birds, p. 50 (1831) ; Gosse, 



B. Jam. p. 11, pi. 2 (1849) ; Gray, Gen. B. i. p. 11 (1849) ; Bp. 



Consp. i. p. 19 (1850) ; Cass. B. Calif, p. 97 (1855) ; Strickl. Orn. 



Syn. p. 29 (1855) ; Cass, in Baird's B. N. Am. p. 25 (1860) ; 



Bryant, Pr. Bost. Soc. N. H. viii. p. 108 (1862) ; Pelz. Verh. z.-b. 



Xrjen, 1862, p. 148; 6'cM 3/ms. P.-5. Buteones, p. 8 (1862) ; Gray, 



Hand-l. B. i. p. 7 (1869) ; Allen, Bull. Harv. Coll. ii. p. 323 (1871) ; 



Coues, Key N. Ain. B. p. 216 (1872) ; Gundl. J. f. O. 1872, p. 366 ; 



Schl. Bevue AccipUr. p. 107 (1873) ; Scl. ^ Salv. Nomencl. Av. 



Neotr. p. 118 (1873). 

 Buteo leverianus, Vig. Zool. Journ. i. p. 340 (1824). 

 Astui borealis, Cuv. R'egn. An. i. p. 332 (1829). 

 Astur leverianus, Cuv. tom. cit. p. 332 (1829). 

 Buteo ventralis, Goidd, P. Z. S. 1837, p. 10 ; Dartcin, Zool. Beagle, 



Birds, p. 27 (1841) ; Gray, Cat. Accipitr. 1844, p. 18 ; Strickl. Orn. 



Syn. p. 31 (1855) ; Cass. U. S. Expl. E.rp. p. 94, pi. iii. fig. 2 (1858). 

 Pcecilopternis borealis, Kaup, Ms, 1847, p. 332. 



Young. Above brown, the head and hind neck streaked with 

 white ; lores whitish, as also sides of face, streaked with brown, the 

 cheeks' uniform dark brown; the greater wing-coverts and upper 

 tail-coverts tipped and irregularly barred with white ; quills 

 brown, rather darker towards the tips and barred with dark brown, 

 secondaries broadly tipped with white, the inner webs white, the 



