FALCONING. AQUILA. 
9 
vex, the edges nearly straight, Tvith a slight convexity and 
a shallow sinus close to the strong subtrigonal tip ; lower 
mandihle with the dorsal outline convex, the tip obliquely 
truncate. Head large, roundish, flattened above. Nostrils 
oval, oblique, nearer the ridge than the margin. Neck ra- 
ther short. Body very large. Feet rather short, very ro- 
bust ; tarsi roundish, feathered to the toes ; which are ra- 
ther short, united at the base by short webs, covered above 
with a series of angular scales, and towards the end with a 
few large scutella ; claws long, curved, rounded, flat beneath, 
acuminate. Plumage compact, imbricated, glossy ; fea- 
thers of the head and neck narrow and pointed ; space be- 
tween the bill and eye covered with small bristle-pointed 
feathers disposed in a radiating manner. Wings long, the 
fourth quill longest ; the first short ; the outer six abrupt- 
ly cut out on the inner web. Tail rather long, ample, 
rounded. 
12. 1. Aquila Chrysaetos, Linn. Golden Eagle. 
Plate CLXXXI. Female. 
General colour of the plumage dark brown glossed with purple ; 
occiput, hind part and sides of the neck, light brownish-yellow ; wing- 
coverts light brown ; primary quills brownish-black, secondary with 
the coverts brown, those next the body more or less mottled with 
brownish-white, excepting at the ends ; tail dark brown, lighter to- 
wards the base, with a few irregular whitish markings ; feathers of the 
legs and tarsi, and lower tail-coverts, light yellowish-brown. Young 
with the basal three-fourths of the tail white. 
Male 3 32, 70. Female, 88, 84. 
From Pennsylvania northward. Never seen far in the interior. Re- 
sident. 
Falco fulvus, Bonap. Syn. p. 25. 
Aquila Chrysaetos, Golden Eagle, Swains. & Rich. F. Bor. Amer. v. ii. p. 12. 
Ring-tailed Eagle, Falco fulvus, Wils. Amer. Ornith. v. vii. p. 13. 
Royal or Golden Eagle, Nutt. Man. v. i. p. 62. 
Golden Eagle, Falco Chrysaetos, Aud. Ornith. Biog. v. ii. p. 464. 
GENUS IV. HALIAETUS, Savigny. SEA-EAGLE. 
Bill rather short, very deep, compressed ; upper mandible 
with the dorsal outline nearly straight at the base, beyond 
the cere decurved, the sides sloping, the edges nearly straight. 
