#4145, 
145a. 
145b. 
82 
Wing ¢ 323, tail 218; wing 2 333 mm. ; 
darker, approaching B. l. elegans; breast 
usually more spotted with buffy; dark 
shafts of chest more conspicuous ; head and 
back more rufous. 
Buteo platypierus platypterus (Vieill.), Tabl. 
Ency. Meth., iii., p. 1273 (1823). [Near 
Philadelphia, ex. Wilson, pl. 54, f. 1] 
Broad-winged Hawk. 
Considerably smaller ; wing ¢ 280, 2 295 
mm.; only 3 outer primaries emarginate ; 
plumage above dark brown with lighter 
edges; nape much mottled with white ; 
tail brownish-black with 2 bands of greyish- 
white (basal one narrow or obsolete) ; 
below rufous brown, cross-barred with 
white in the form of transverse oblong spots. 
Buteo platypterus insulicola Riley, Auk., 
xxv., p. 273 (1908). [Antigua, type in 
U.S. Nat. Mus.] 
Antiguan Hawk. 
Wing 3g 227, 2 252 mm.; smaller and 
lighter than antillarum and bars below 
narrower and less sharply defined. 
Buteo platypterus antillarum Clark, Pr. Biol. 
Soc. Wash., xviii., p. 62 (1905). [S¢. 
Vincent, type in M.C.Z., Harvard.] 
Antillean Hawk. 
Wing ¢ 252-257, 2 265 mm. ; larger and 
darker than last form, and smaller and 
much darker above and below than typical 
form. 
E. North 
America ; Cuba, 
Porto Rico; 
in winter to 
Mexico, Central 
America and 
Northern 
S. America. 
Antigua. 
St. Vincent, 
St. Linea: 
Grenada, 
Dominica, 1 
Tobago ? 
1 B. platypterus riviert Verrill (Add. to Avif. of Dom. n.d., [recd. for review in 
Auk., Oct. 24, 1905]), described from Dominica is inseparable from antillarum, 
which name, being published in Feb., 1905, predates Verrill’s name. 
