290 HAWKS, EAGLES, AND KITES 
B. Front of the tarsus smooth, or with the scales not sharply defined 
a. ae not entirely feathered. 
. Wing under 9°00, tail-feathers of nearly equal length. 
3 SHARP-SHINNED Hawk (Ad.). 
a*, Wing over 9°00, outer tail-feathers half an inch shorter than the 
middle ones; upper tail-coverts not white. 
333. Cooper’s Hawk (Ad.). 
a3, Wing over 9°00; upper tail-coverts white. 
331. Marsa Hawk (Ad.). 
b. Tarsus entirely feathered. 
b'. Legs rich rufous, heavily barred . 348. Farruainous RouGH-LEGa. 
b?. Legs ochraceous-buff, more or less barred. 
347a. RoucH-LtEccED Hawk. 
8. Underparts without streaks or bars. 
A. Underparts white. 
a. Scales on front of tarsus transverse, more or less square. 
334, SHortT-TAILED Hawk. 
b. Scales on front of tarsus numerous, rounded. 
bl. Tail barred. 
b?. Upperparts not barred . . . . . 8364. OSPREY. 
b8. Upperparts barred . . . . . "353. Warts GYRFALCON. 
ec. Tail not barred. 
c. Tail square, white . . . 8328. WHITE-TAILED KITE. 
ec, Tail forked, bluish black | | | 327, Swavtow-raiLep Krrs. 
B. Underparts dark brown, slate, gray, or black. 
a. Tarsus entirely feathered |. . 847a. RoucH-Leccep 'HawK. 
b. Tarsus partly feathered, scales transverse, more or less square. 
bl. Wing over 13°00. 
b%. Upper tail-coverts, base and tip of ahs an white; two outer 
primaries slightly ‘ “notched” P Everciape Kits. 
b3, Three outer primaries “notched’* . * 343. ‘Swarnson’s Hawk. 
64. Four outer primaries ‘‘notched”. . 338. Haruan’s Hawk. 
ce, Wing under 13°00. 
c?. Primaries more or less distinctly barred; general plumage sooty 
black. . 344. SHORT-TAILED Hawk. 
c3, Primaries not barred: general ‘plumage slaty blue. 
329. Mississipp1 Kits. 
327. Elanoides forficatus (Linn.). SwALLOW-TAILED Kirn. Ads.— 
—Head, neck, linings of wings, rump, part of tertials, and underparts 
white; rest of plumage glossy bluish black; tail deeply forked, outer feathers 
about 8°00 longer than middle ones. L., 24-00; W., 16°50; qT, 13°50; B. from 
., 80. 
Range.—N. and 8. A. Breeds locally from se. Sask., n. Minn., s. Wisc., 
s. Ind., and 8. C., s. through e. Mex. and Cen. Am. to Peru, Bolivia, and 
Paraguay; accidental w. to N. M. and Colo. and n. to n. Wisc., Ont., N. Y., 
Mase Maen and in England; casual in the Greater Antilles; winters s. of 
the 
= Washingt, three records, Aug.; Apl. SE. Minn., uncommon S&S. R., 
ay 
Nest, in the upper branches of tall trees. Eggs, 2-3, white or buffy 
white, boldly spotted or blotched, chiefly round the larger end, with hazel- 
brown, chestnut, or rich madder-brown, 1°87 x 1°49 (Ridgw.). Date, San 
Mateo, Fla., Apl. 11; Black Hawk Co., Iowa, June 2, 1878. 
The Swallow-tailed Kite winters in Central and South America, 
and appears in the United States in March. Its home is the air, and 
it is far more frequently seen on the wing than at rest. It captures 
¥Fig. 88. 
