27 



externally and white at base of inner web. Tail brown above, ashy white 

 beneath ; the shafts and tips white or albescent and the feathers crossed with 

 traces of 7 8 bars of dark brown. 



Length. -27 inches; wing 19*4; tail n ; tarsus 3*6; bill 1-9. 



Hab. Sikkim, Nepal, and Tibet. Nothing is known of the habits and nidi- 

 fication of this Buzzard, of which there are only 3 or 4 specimens in existence. 



Sub-Family. AQUILINE, EAGLES. 



Bill strong, more or less lengthened, festooned but not toothed ; tarsus reticu- 

 late behind, more than half the length of the tibia. Outer toe only connected 

 to middle toe by membrane. Wings moderate. 4th quill usually longest. 



Gen. Gypaetus. 



Bill strong, lengthened, compressed, straight ; tip of upper mandible much 

 hooked. Nostrils oval, hidden by stiff bristles. Chin with a tuft of black 

 rigid hairs. 



Gypatus barbatus. 



