126 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



(apple green to oil green); distal greater coverts, alula, and primary 

 coverts deep nile blue, or between turquoise blue and beryl green, 

 the secondaries similar but rather deeper, the innermost ones (tertials) 

 tinged with yellowish green; primaries bright deep turquoise blue, 

 tinged on distal portion with cobalt blue, their shafts black; rump 

 and upper tail-coverts uniform light greenish blue (changing from 

 nile blue to light cerulean according to inclination of the light); 

 middle rectrices brownish red for greater part, the distal portion 

 greenish blue, the concealed base dull light blue; next pair similar 

 but with the inner web mostly greenish blue, the red of outer web 

 darker; next pair mostly greenish blue; fourth pair greenish blue, 

 the outer web becoming greenish basally, where broadly edged 

 with dark reddish brown, the inner web broadly edged with same 

 for most of its length; fifth and sixth pairs blue with inner portion 

 of inner web (broadly) very dark reddish brown; shafts of rectrices 

 black distally, more brownish basally, those of middle pair dull 

 white for proximal third (more or less) ; maxilla dull brownish whitish, 

 ivory white, or pale brownish buffy, with a triangular area of black 

 on lower-basal portion; mandible black; naked skin of face pale 

 flesh color (in life); iris yellow; legs and feet grayish dusky. 



Adult male.— Length (skins), 770-858 (813); wing, 375-410 

 (399.4); tail, 475-543 (497.4); culmen, 73.5-86 (82.2); tarsus, 35-39 

 (37); outer anterior toe, 45-50 (48.1).° 



Adult female.— Length (skins), 785-873 (823); wing, 392-405 

 (399.3); tail, 480-539 (502.5); culmen, 77.5-81 (79.2); tarsus, 33.5- 

 36.5 (35.3); outer anterior toe, 43.5-51 (46.9). 6 



Eastern Panama (Lion Hill, Canal Zone) and southward, through 

 Colombia (Turbo; Santa Marta, Dibulla, Fundaci6n, and Valle 

 de Upare, Santa Marta), eastern Ecuad6r (Sarayacu), Venezuela 

 (Orope, Zulia; El Hacho; Kio Yuruan), British Guiana (Quenza; 

 Bartica Grove; Camacusa), Brazil (Para; Diamantina on lower 



