ACCIPITRES. 
FALCONIDJE. 
EALCONIN2E. 
Genus FALCO. 
Bill very stout and strong, short, the tip well hooked, and its margin indented with a deep 
notch or tooth ; culmen curved gently from the base of the cere ; cere well advanced. Nostrils 
circular, exposed, and with a tubercle. Wings long, much pointed, reaching in some to the tip 
of the tail ; the 2nd quill the longest, the 1st subequal with the 3rd, and notched near the tip on 
the inner web ; secondaries falling short of the primaries by more than half the length of the tail. 
Tail moderately short, stiff, and somewhat cuneate at the tip. Tarsus shorter than the middle 
toe, plumed somewhat below the knee, covered in front with small hexagonal scales. Toes very 
strong ; middle toe much longer than the outer, which exceeds the inner ; the whole shielded 
with narrow transverse scales nearly to the base. Claws much curved and acute. 
FALCO PEREGRINUS. 
(THE COMMON PEREGRINE.) 
Falco peregrinus, Tunstall, Ornith. Brit. p. 1 (1771) ; Gm. S. N. i. p. 272 (1788) , Gould, B. 
of Eur. pi. 21 (1837); Blyth, Cat. B. Mus. A. S. B. p. 13. no. 63 (1849); Kelaart, 
Prodromus, Cat. p. 115 (1852); Layard, Ann. & Mag. Nat. Hist. 1853, xn. p. 101 ; 
Ilorsf. & Moore, Cat. B. Mus. E. I. Co. p. 16. no. 18 (1854) ; Jerd. B. of Ind. i. p. 21 
(1862); Gould, B. of Gt. Britain, pt. 1 (1862); Blyth, Ibis, 1866, p. 234; Hume, 
Rough Notes, i. p. 49 (1869) ; Jerd. Ibis, 1871, p. 237 ; Delme Radcliffe, ibid. p. 363 ; 
Swinhoe, P. Z. S. 1871, p. 340 ; Holdsworth, P. Z. S. 1872, p. 410 ; Hume, Str. Feath. 
1873, p. 367, et 1874, p. 140; Swinhoe, Ibis, 1874, p. 427; Legge, Str. Feath. 1875, 
p. 360; Hume, ibid. p. 443; Scully, Str. Feath. 1876, p. 117; Hume, ibid. p. 461; 
Dresser, B. Eur. pts. 47, 48 (1876). 
Falco communis, Gm. S. N. i. p. 270 (1788, ex Buff.) ; Sch. Yog. Nederl. p. 6, pis. 1-3 (1854) ; 
Sundev. Sv. Fogl. p. 206, pi. 26. fig. 2 (1867); Sharpe, Ann. & Mag. Nat. H. 1873, xi. 
p. 222, et Cat. B. i. p. 376 (1874) ; David and Oustalet, Ois. de la Chine, p. 32 (1877). 
Falco calidus. Lath. Ind. Orn. i. p. 41 (1790). 
Falco lunulatus, Daud. Traite, ii. p. 127 (1800, ex Lath.). 
Falco anatum , Bp. Comp. List B. Eur. & N. Am. p. 4 (1838, ex Audubon) ; Scl. et Salv. Ibis, 
1859, p. 219. 
Falco micrurus, Hodgs. in Gray’s Zool. Misc. p. 81 (1844). 
Le Faucon, Briss. Orn. i. p. 321 (1 7 60). 
Le Faucon pelerin, Briss. Orn. i. p. 341 (1760). 
Le Faucon sors, Buff. PI. Enl. i. pi. 470 (17/0). 
Oriental Hawk, Behree Falcon, Latham, Gen. Syn. Suppl. p. 34* (1787). 
