FALCONIN, 9 
Famity, Falconide. 
Bill usually short and corapressed, tip elongated, curved, and 
sharp; margin of upper mandible toothed or festooned ; wings 
more or less pointed ; tail various, generally rather long; legs 
and feet strong; tarsus bare, or feathered ; toes generally un- 
equal, with the claws long, sharp, and well curved; head and 
neck are always feathered; eyes sunk, shaded above by a bony 
projection or brow. 
SUB-FAMILY, Falconine. 
Bill short, strongly curved and hooked, the upper mandible 
with a sharp tooth (or sometimes two) over-lapping the lower 
one, which is short, truncated and slightly notched to receive 
the tooth of the upper mandible. 
The wings are long, with the second quill usually longest, 
sometimes the third nearly equal to it, and one or two of the 
first quills are usually notched on their inner webs; the tail 
is moderately long, even, or very slightly rounded, and broad ; 
the legs are short, muscular, and reticulated ; the toes lengthened, 
with the outer and inner one generally very unequal in length ; 
the claws sharp, well-curved, and somewhat retractile. 
Genus, Falco, Zin. 
Bill with the upper mandible furnished with one strong 
tooth ; nostrils round, with a central tubercle; wings long and 
pointed, reaching nearly to the end of the tail, the first one or 
two quills notched internally, the second quill longest; the tail 
rather short; tarsus short, strong, reticulated, feathered at the 
knee ; toes long, scutellated, the middle-toe very long, outer-toe 
longer than the inner; claws long and sharp ; inner fore and 
hind-claw very large. 
Falco peregrinus, Gm. 
8.—Jerdon’s Birds of India, Vol. I, p. 21; Butler, Guzerat ; Stray 
Feathers, Vol. III, p. 442; Deccan and South Mahratta 
country ; Stray Feathers, Vol. IX, p. 370 ; Murray’s Vertebrate 
Zoology of Sind, p. 65; Hume’s Scrap Book, p. 49. 
THE PEREGRINE FALcon. 
Bhyri, Hin. 
?. Length, 18 to 20-25 ; expanse, 35 to 39; wing, 13 to 145 ; 
tail, 6 to 6°75; tarsus, 2 to 2:2; bill from gape, 1:3. 
6. Length, 16; wing, 12°25 ; tail, 5°75. 
Bill, pale blue at base of upper mandible, greenish at base 
of lower mandible, bluish-black at tips of both; cere dingy- 
yellowish ; irides deep brown; legs and feet pale yellowish- 
brown ; claws_ black. 
Adult : above deep bluish-grey, most of the feathers with some 
dark markings; head, nape, and moustache darker ; rump and 
