1887.J Cory on the Birds of the West Indies. "2Q 



rufous on the belly and abdomen ; chin dull white ; shoulders and 

 thighs rufous, the latter much the brighter, and faintly pencilled 

 with indistinct pale lines; wings and tail dark brown, imperfectly 

 banded with dull white, and showing various shadings of a rufous 



tinge', all the outer primaries imperfectly banded with white, grad- 

 ually becoming fainter on the outer webs, until just perceptible on 

 the sixth, the rest of the primaries and secondaries with the outer 

 web dark brown, and the inner webs thickly banded with white, 

 showing traces of rufous. 



Length, 13.75; wing, 9.15; tail, 6. ; tarsus, 2. 75; bill. 1.20. 



Female: — Top of the head and neck brownish ash, becoming 

 darker on the back; the feathers of the back and tertiaries edged 

 with rufous; underparts dark rufous, the feathers narrowly banded 

 with white; thighs showing the rufous much brighter, the feathers 

 banded with very fine pale lines; crissum white, with rufous bands 

 near the tips; under part of breast slaty, shading into dull white on 

 the throat; the shafts of the feathers on the throat and breast dark 

 brown, showing in hair-like lines ; the rest as in the male. 



Length, 14.50; wing 10. ; tail, 6.45; tarsus. 2.65 ; bill, 1.25. 



Immature Male: — In general appearance much like Bnteo -penn- 

 sylvanicus. Underparts dull white, the feathers slightly tinged with 

 rufous, the centre of the surface feathers showing a stripe of brown 

 giving the body a striped appearance; thighs rufous, but paler 

 than in the adult ; above much resembling the adult ; the white wino-- 

 and tail-bands replaced by rufous bands on the terminal half of the 

 feathers. 

 Habitat. San Domingo. 



Mr. Gurney mentions Rupornis magnirostris from the Island 



of Martinique (Ibis, 1S76, p. 4S2), but says that it might have pos- 

 sibly belonged to one or the other of the two Central American 

 forms, which at that time had not been separated from it. 



Genus Buteo Cuvier. 

 Butco ''Cuv. Lee. d'Anat. Comp. I. tabl. ii, Ois. 1799-1S80." 



Buteo borealis (Gmel.). 



Falco borealis Gmel. Syst. Nat. II, p. 226 (17SS). 



Buteo borealis Gosse, Bds. Jam. p. 11 (1S47). — Lemb. Aves Cuba, p. 18 

 (1S50). — Brewer, Pr. Bost. Soc. Nat. Hist. VII, p. 306 (1S60) 

 (Cuba). — Albkecht, J. f. O. 1862, p. 203 (Jamaica). — March, Pr. 

 Acad. Nat. Sci. Phila. 1S63, p. 151 (Jamaica). — Guxde. Repert. Fisi- 

 co-Nat. Cuba I. p. 223 (1S65).— Bryant, Pr. Bost. Soc. Nat. Hist. 

 XI, p. 64 (1867) (Bahamas).— Gundl. J. f. O. 1S71, p. 365 (Cuba) ; 

 ib. 1878, p. 15S (Porto Rico) ; ib. Anal. Soc. Esp. Hist. Nat. VII, p. 



