40 



GREY HORNBILL. 



Buceros griseus. B. griseus vertice nigro, rostroflaw, galea antice 



dedinata, postice truncata. 

 Grey Hornbill, with black crown, yellow bill, and casque sloping 



in front and abrupt behind. 

 Buceros griseus. B.fronte ossea antice dedinata, postice truncata s 



corpore griseo, vertice nigro, tectricibus alarum nigro variegatis, 



remigibus apice albis. Lath. ind. orn. 

 Grey Hornbill. Lath. syn. suppl. 



SIZE uncertain : colour grey, with the crown of 

 the head and part of the wing-feathers black ; the 

 ends of the quills white; the tail long and white, 

 with the two middle feathers and the lower part of 

 the side feathers black. Native region uncertain; 

 described by Mr. Pennant. 



GREEN-WINGED HORNBILL. 



Buceros viridis. B. niger, alis virescentibus, abdomine albo, rostro 



Jlavescente, galea truncata. 

 Black Hornbill, with green-glossed wings, white abdomen, and 



yellowish bill with truncated casque. 

 Buceros viridis. B.fronte ossea truncata^ corpore nigro, alis vire- 



scentibus, rectricibus exterioribus basi remigum abdomineque albis. 



Lath. ind. orn. 

 Green- Winged Hornbill. Lath. syn. suppl. 



SIZE uncertain: colour black with a gloss of 

 green; the exterior tail-feathers, upper part of the 



