greenish-black. Secondaries for half their apical length, rump, thighs, lower part of abdomen 

 and under tail-coverts white. Median tail-feathers and a broad band near the basal end of the 

 lateral ones metallic greenish-black; rest of tail white. Skin around eye dark brown. Iris 

 red-brown. 



Cabanis says it is larger than either B. albotibialis or B. subcylindricus. 



Bill from point to base of mandible 5 inches, breadth at base If ; length of casque on top 4f , 

 height at base 2f, height anteriorly 2 ; wing lOf ; tail 10. 









