BIRDS OF NORTH AND MIDDLE AMERICA 293 



Buteo lineatus (not Falco lineatus Gmelin) Allen, Bull. Mus. Comp. Zool., ii, 

 1871, 329, part (Cape Florida and Indian Key, Fla.). 



Buteo lineatus alleni (not of Ridgway) Scott, Auk, vii, 1890, 309 (Dry Tortugas, 

 Fla.). — FowLEH, Auk, xxiii, 1906, 399 (Boca Chica, Big Pine, and Grassy 

 Keys, Fla.). 



Buteo lineatus extimus Bangs, Proc. New England Zool. Club, vii, 1920, 35 (s. end 

 Key Biscayne, Cape Florida, Fla.; coll. Mus. Comp. Zool.). — Oberholser, 

 Auk, xxxviii, 1921, 266 (Florida Keys.). — Swann, Synop. Accip., ed. 2, 

 1922, 81; Monogr. Birds Prey, i, 1928, 401 (raonogr.).— Bangs, Bull. Mus. 

 Comp. Zool., Ixx, 1930, 189 (type in Mus. Comp. Zool.). — Peters, Check- 

 list Birds of World, i, 1931, 233. — American Ornithologists' Union, 

 Check-list, ed. 4, 1931, 67.— Bailet, Wils. Bull., xliv, 1932, 186 (corr.).— 

 Howell, Florida Bird Life, 1932, 177 (genl.; Florida).— Bent, U. S. Nat. 

 Mus. Bull. 167, 1937, 208 (life hist.).— Hill, Auk, Ixi, 1944, 230 (meas.). 



BUTEO RIDGWAYI (Cory) 



Ridgwat's Haitian Insect Hawk 



Adult male. — Forehead, crown, and occiput light neutral gray to 

 deep neutral gray streaked with narrow blackish shaft streaks; 

 scapulars, interscapulars, and upper back fuscous ^\dth a variable 

 amount of grayish cast on the interscapulars and with narrow, not 

 very distinct tawny-olive margins on most of the feathers (these 

 margins largely gone in worn specimens) ; lesser upper wing coverts 

 largely russet, especially at the bend of the wing, becoming fuscous 

 edged with russet toward the body; median and greater upper wing 

 coverts dull fuscous indistinctly narrowly edged with pale russet; 

 primaries externally fuscous-black to blackish, narrowly tipped with 

 whitish; the third and fourth from the outermost ones with a whitish 

 spot at the emargination of the outer web, the outermost two some- 

 times also with a white spot on the outer web; the inner webs of all 

 the primaries white for their basal three-fifths, barred with fuscous- 

 black, the dark bars becoming ferruginous toward the inner edge; 

 third to fifth primaries from the outside with the outer webs emar- 

 ginated; the four outermost with the inner webs emarginated; 

 secondaries dull fuscous narrowly tipped with white and becoming 

 white on the inner webs, which are banded with dull fuscous, the 

 bars becoming ferruginous at the inner edge; lower back varying 

 from argus brown to Vandyke brown mixed with fuscous; median 

 upper tail coverts dull fuscous, the lateral ones tipped and externally 

 broadly margined with Vandyke brown and externally spotted with 

 white (the white marks usually concealed by overlapping feathers); 

 tail fuscous, the lateral rectrices paling very slightly on the inner 

 margins of the inner webs, narrowly tipped with, and crossed by 

 three or four narrow bars of white; under surface of rectrices tawny 

 hair brown; chin and middle of upper throat white mth deep neutral 

 gray shaft streaks; lores, cheeks, auriculars, sides of throat, lower 



