370 



BITCEROTID.T?. 



■i-m. (S 2 imm. Malacca (Dr. Maiinjay). 



sk. 

 v-q. (S ad. et Malacca. 



imm. 8k. 

 r, s. (5 5 imm. Malacca {A. R. Wallace). 



f?k. 

 t, u. <S ? imm. Malacca. 



Twceddale Coli 

 Wallace Coll. 

 Tweeddale Coll. 

 ludia Museum, 

 ludia Museum. 

 Wallace Coll. 



v-.v. 5 ad. et Malacca [Dr. Cantor'). 



(S $imm. sk. 



y. $ ad. sk. Sumatra, 



s-e'. d" ? ad. et Sumatra, Sept., Oct. (C. Boch). Tweeddale Coll. 



imm. sk. 



/', g ■ ? ad. et Lawas I^iver, N.W. Borneo Tweeddale Coll. 



imm. sk. (Gov. TJst^her). 



A'-y. § imm.sk. Lawas River, N.W. Borneo 



( Treacher), 



k' . 2 ad. sk. Baram. 



v. (S ad. sk. Kina Balu. 



R. B. Sharpe, Esq. 



[P.]. 

 C. Hose, Esq. [C.l. 

 J. Whitehead, Esq. 



[P.l. 

 Tweeddale Coll. 



m , 11 . S imm. Billiton. 



sk. 

 o'-ii- 5 ad. et Indian Archipelago. 



imm. sk. 

 r'-u' . (S $ ad. et No locality. 



imm. sk. 

 v'. Imm. skeleton. 



5. Anthracoceros montani. 



Buceros montani. Oust. Bull. HehJ. Assoc. Scicii. Fr. p. 20o (1880). 

 Limnophalus montani, Elliot, Mon. Bvcerot. pi. 25 [text] (1882). 

 Buceros (Limnophalus) montani, Dubois, Bull. Mus. Beli/. iii. p. 199 

 (1884). 



Appears from Elliot's figure to belong to a species most nearly 

 allied to A. malayanus, and to be an immature bird in the middle 

 stage in which the bill and casque are black. It differs from 

 A. malayanus in having the tail pure white and the superciliary 

 region black. Total length is said to be about '62 inches. 



Hah. Sooloo. 



6. GYMNOL.ffiMUS. 



Bill large and curved. Casijue as in Anthracoceros, but more 

 compressed from above. Throat naked. Tail-feathers subequal. 

 Crest fairly developed. 



Range. Palawan. 



1. Gymnolaemus marchii. 



Anthracoceros marchii, Oustalet, Le ^Nat. 1885, p. 108 [read 20tli 



April]. 

 Anthracoceros lemprieri, Sharpe, P. Z. S. 1885, p. 446, pi. xxvi. 



[read 5th May] ; id. Ibis, 1888, p. 198, 1890, p. 45. 



Adult male. Entire plumage black with the exception of the 



