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XXIX. Description of the Buceros galeatus from Malacca. 

 By Major-General Thomas Hardwicke, F.R.S. and L.S. 



Read February 18, 1823. . 



BUCEROS GALEATUS. Gmel. 

 Helmet Hornbill. Lath. 



Buceros niger, abdomine albo, rectricibus albido-flavescenti- 

 bus fascid nigrA, rostro conico subflavo ; galed subquadrato- 

 convexa rubr4 fronte subflava. 



Tab. XXIII. 

 A good specimen of this bird having been presented to the 

 Museum of the Asiatic Society by Major Farquhar, the drawing 

 of it herewith presented to the Linnean Society was executed 

 under my personal inspection. 



The Bill is sub-conical (not including the casque) ; both man- 

 dibles straight, the edges sharp, and not serrated ; greatest 

 length 8 inches. The lower mandible has a convexity near 

 the gullet ; both mandibles as far as the front of the casque 

 are yellowish-white, the front of the casque of the same 

 colour, and all the rest of a deep red : the depth of the 

 upper mandible, including the casque, 3 inches -j\ths ; in 

 length at top 3 in. -^ths; and in thickness 2 in. -j%ths. 



The Eyes are large, and encircled in a naked red skin of three 

 concentric circles ; the margin of the inner one ciliated 



with 



