294 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. I50 



Female, brown phase, feathers of head, including the crest, throat, 

 and neck (front and back), white in center, tipped with black; 

 back, wings, rump, and upper tail coverts deep cinnamon, the wings 

 barred narrowly and indefinitely with black ; tail with alternate bars 



Fig. 50. — Head of male Central American curassow, pavon, Crax rubra rubra. 



of buff and black, mixed with cinnamon-brown, tipped with buff; 

 upper breast deep cinnamon-brown; lower breast cinnamon; abdo- 

 men, flanks, and under tail coverts cinnamon-buff; under surface of 

 wing cinnamon-brown barred narrowly with black. 



Female, dark phase, lower neck, above and below, and upper back 

 black to brownish black; tail black, or black mottled with deep 

 cinnamon ; inner primaries and secondaries like tail, but barred 

 narrowly with white or buff. 



