BIRDS OF NORTH AND MIDDLE AMERICA 319 



Natal down. — Not known. 



Range. — Known only from the type locality, El Yunque Mountain, 

 Puerto Rico, and, by sight record, from Utuado, Puerto E-ico. 



Falco antillarum Moritz, in Wiegmann, Arch, flir Naturg., 1836, 390 (listed, 

 Puerto Rico). 



Nisus pennsylvanicus Bello, Zool. Garten, 1871, 349 (listed, Puerto Rico). 



Buieo pennsylvanicus Gundlach, Journ. fiir Orn., xxii, 1874, 310 (Puerto Rico); 

 xxvi, 1878, 158, 163 (Puerto Rico).— Anal. Soc. Esp. Hist. Nat., vii, 1878, 

 160 (common (!), Puerto Rico).—? Stahl, Faun. Puerto Rico, 1883, 58 

 (migrant, Puerto Rico); Ornis, iii, 1887, 450 (uncommon, in the mountains). — ■ 

 CoKY, List Birds West Indies, rev. ed., 1886, 22, part (Puerto Rico). 



Buteo latissimus Cory, Auk, iv, 1887, 40 (Puerto Rico); Cat. West Ind. Birds, 

 1892, 99 (Puerto Rico). 



Buteo plaiypierus platypterus Burns, Wils. Bull., xxiii, 1911, 170, in text, part 

 (Puerto Rico)— Wetmore, U. S. Dept. Agr. Dept. Bull. 326, 1916, 32 

 (Utuado, Puerto Rico) ; New York Acad. Sci., Sci. Surv. Puerto Rico and 

 Virgin Islands, ix, pt. 3, 1927, 322 (genl.; Puerto Rico). — Swann, Monogr. 

 Birds Prey, i, 1928, 405, part (Puerto Rico). — American Ornithologists' 

 Union, Checklist, ed. 4, 1931, 67, part (Puerto Rico). 



Buteo platypterus Swann, Synop. Accip., ed. 2, 1922, 82, part (Puerto Rico). — 

 Peters, Auk, xlvii, 1930, 563 (El Yunque, Puerto Rico). 



Buteo platypterus cuhanensis Peters, Check-list Birds of World, i, 1931, 236, 

 part. 



Buteo platypterus brunnescens Danforth and Smyth, Journ. Agr. Univ. Puerto 

 Rico, xix, 1935, 485 (El Yunque Mountain, Puerto Rico). — Danforth, Auk, 

 Hii, 1936, 241, in text (Puerto Rico).— Bond, Not. Nat., No. 13, 1939, 1, in 

 text (crit.; Puerto Rico); Check List Birds West Indies, 1940, 23 (Puerto 

 Rico; known only from the type); ed. 2, 1945, 23; Proc. Acad. Nat. Sci. 

 Philadelphia, xciv, 1942, 91 (valid race). 



BUTEO PLATYPTERUS INSULICOLA Riley 



Antigua Broad-winged Hawk 



Adult male. — Lighter and smaller than any of the other subspecies. 

 Frontal apex, lores, and a narrow line above and below the eye whitish, 

 with some stiff black bristles; top of head and auriculars grayish 

 brown, with darker shaft streaks; rictal streak darker; occiput white, 

 with the feathers tipped rather broadly with sooty brown; back and 

 rump blackish brown, the feathers of the upper back barred at their 

 bases with white, and shghtly edged with wood brown; upper tail 

 coverts black barred with white; tail black, tipped rather narrowly 

 with dark drab and crossed by two rather wide white bars and an 

 indication of a third that does not reach the shaft on individual 

 feathers; scapulars color of the back, strongly barred with w^hite for 

 about two-thirds of their length, basally; primaries dull black on the 

 outer web and tip, white on the inner web as far as the emargination 

 on the outer feathers, but not reaching the shaft except at the base, 

 the black increasing in area from the outer feathers inwardly and 

 turning to dark brown at the base and tip, leaving a large subterminal 



