5. ANTIIRACOCEROS. 3G9 



8i- Moore, Cat. B. Mas. E. Lid. Co. ii. p. 592 (lS5G-i38) ; 3Ioo>-e, 



P. Z. S. 1859, p. 448; Cab. ^- Heine, 3Ii,s. Hein. ii. p. 170 (1860) ; 



Kelhnm, Ibis, 1881, p. 384 ; Nicholson, Ibis, 1882, p. 56. 

 Ilydrocissa (Anorrhinus) malayanus, Bonap. Consp. Vol. Anisod. p. 2 



■{1854). 

 Anthracoceros malayanus, Elliot, Mon. Bucerot. pi. 15 [text] (1877) ; 



Sharpe, Ibis, imO, p. 16. 

 Buceros (Anthracoceros) malayanus, Dubois, Bull. Mus. Belg. iii. 



p. 198 (1884). 

 Buceros antracicus, Temm. PI. Col. ii. p. 80, pi. 529 (1824). 

 Buceros antarcticus, iS^raj/is. Class. B. ii. p. 296 (1837). 

 Buceros bicolor, Eyton, P. Z. S. 1839, p. 104 ; Blyth, J. As. Soc. 



Beng. xii. pt. ii. p. 599 [ $ ] (1843). 

 Hvdroeissa (Anthracoceros) bicolor. Bona)}. Consp. Vol. Anisod. p. 2 



'(1854). 

 Buceros elliotti, Hay, Madr. J. xiii. pt. ii. p. 152 [ ? ] (1844) ; Blyth, 



J. As. Soc. Beny. xvi. p. 995 (1847). 

 Buceros nigrirostris, Blyth, J. As. Soc. Beng. xvi. p. 995 (1847),x-\-iii. 



p. 803 [ 2 ] (1849) ; id. Cat. B. Mus. As. Soc. p. 44 (1849) ; Wall. 



Ann. Ma<i. N. H. xv. p. 98 (1855) ; Gray, Hand-l. B. ii. p. 128, 



sp. 7881 (1870). 

 Hydrocissa nip:rirostris, Horsf. ^ Moore, Cat. B. Mus. E. Ind. Co. ii. 



p. 593 (1856-58) ; Moore, P. Z. S. 1859, p. 449. 



Adult male. Whole plumage black, with the exception of a wide 

 white superciliary stripe which commences above the eye and extends 

 to the occiput, and the last third of the four outer tail-feathers on 

 either side, which is pure white ; the upper parts are glossed with 

 dark greenish blue : casque and mandibles yellowish white, the 

 posterior extremity of the former and the base of the latter black ; 

 fJie nostril is sarroimded by black; bare skin round the eye and on 

 the throat whitish blue ; eyes reddish brown ; legs and feet black. 

 Total length 32 inches, wing 12-5, tail 13-3, tarsus 2. 



Adult female. Differs only from the male in having the superciliary 

 stripe darlc grey instead of white : naked space round eyes livid : 

 "iris greyish brown; feet black" {Cantor), ^ying 12-2 inches, tail 

 12-3, tarsus 1-8. 



In less mature specimens the size is smaller but the plumage is 

 as above, and the hill and casque in both sexes are blackish brown, 

 black towards the base ; bare skin round eye and on the throat 

 fleshy pink; iris crimson-lake; legs, feet, and claws black. Total 

 length 30 inches, wing 12*4, tail 11-8, tarsus 1-9. 



In still younger specimens the bill and rudimentary casijue are 

 white, or black and white, and the white terminal part of the four 

 outer pairs of tail-feathers is spotted and mottled with black, sonae 

 feathers being occasionally quite black. 



Hab. Malayan Peninsula, Sumatra, Borneo. 



a. 2ad.sk. FvovinceWeWesley {Dr. Cantor). India Museum. 



b. 2inim.sk. Kuroo (Native State), Nov. ( 7F. Hume Coll. 



Davison). 

 c-e. (5 2 ^d. et Malacca, July. Hume Coll. 



imra. sk. 

 f. cJ ad. St. Malacca. H. Cuming, Esq.rc.l. 



'g, h. 6 ad. sk. Malacca. Capt. S. Pinwill [P.J. 



VOL. XVII. 2 B 



