NO. 1916. REVISION OF BVT0RIDE8 VIRESCENS—OBERIWLSER. 575 



c. Neck and sides of head lighter, more rufescent (less purpli.'^h). 



Bulorides vircscciis saturatus. 

 c'. Neck and sidea of head darker, less rufescent (raore purplish). 



Bulorides vircscens frazan. 

 a'. Colors lighter; posterior lower parta slate gray or paler. 

 6. Posterior lower parts liglit gray, 

 c. Larger (wing averaging more flian 178 mm.). 

 d. Neck darker; size smaller (wing averaging less than 185 mm.). 



Bulorides virescens eremonomus. 

 dK Neck lighter; size larger (wing averaging more than 189 mm.). 



Bulorides virescens anlhonyi. 

 c*. Smaller (wing averaging less than 175 mm.). 

 d. Neck and sides of head less ful\-oscent (more purplish) chestnut. 

 e. Smaller (wing of male averaging less than 1G8 mm.); 'neck and sides of 



head more fulvescent (less jjurplish) Bulorides virescens barbadcnsis. 



e^. Larger (wing of male averaging more than 1G8 mm.); neck and sides of 

 head less fulvescent (more purplish). 

 /. Posterior lower parta usually paler, raore whitish; neck and sidea of 

 head averaging lighter, less jjurplish, chestnut; wing and tail some- 

 what shorter; bill more slender Bulorides virescens mesalus. 



p. Posterior lower parts usually darker, less whitish; neck and sides of 

 head darker, more purplish, chestnut; wing and tail somewhat 



longer; bill stouter Bulorides virescens dominicanus. 



d^. Neck and sides of head more fulvescent (less purplish) chestnut. 

 e. Smaller (wing less than 166 mm.); neck and sides of head less brightly 



fulvescent Bulorides virescens bnhamensis. 



«'. Larger (wing usually more than 166 mm.); neck and sides of head more 



brightly fulvescent Bulorides virescens chrislophorensis. 



b^. Posterior lower parts slate gray. 

 c. Larger (wing averaging more than 175 mm.). 

 d. Neck and sides of head paler; posterior lower parts averaging somewhat 



lighter Bulorides virescens vwculalus. 



d\ Neck and sides of head darker; posterior lower parts averaging somewhat 



darker Bulorides virescens virescens. 



c'. Smaller (wing averaging less than 175 mm.). 

 d. Neck and sides of head darker. 

 e. Breast obscurely baned; long, pointed, plume-like feathers of back and 

 scapulars distinctly barred; wing of male averaging less than 162 mm. 



Bulorides viresceiis curacensis. 

 e^. Breast not barred; long, pointed, plume-like feathers of back and scapu- 

 lars not distinctly barred; wing of male averaging more than 162 mm. 

 /. Neck and sides of head averaging darker, more purplish (less rufescent); 

 size larger (wing averaging over 171 mm.). 



Bulorides vircscens hi/pemotius. 

 f^. Neck and sides of head averaging lighter, Ioas purplish (more rufescent); 

 size smaller (wing averaging under 171 mm.). 

 g. Smaller (wing of male averaging about 165 mm.); posterior lower 



parts averaging slightly lighter Bulorides virescens cubanus. 



g^. Larger (wing of malo averaging about 170 mm.); pixsterior lower 



parta averaging slightly darker Bulorides virescens grenadensis. 



d'. Neck and sides of head lighter. 



e. Neck and sides of head brighter, paler, and more purplish, and particu- 

 larly on jugulum and cheeks, less fulvescent. 



Bulorides virescens lucianus. 

 c*. Neck and sides of head duller, darker, and loss purplish, and, particu- 

 larly on jugulum and cheeks, more fulvescent. 



Bulorides viresans tobagensis. 



