198 ricARiiE. 



Rhinoplax vigil. 



849. Skull, longitudinally bisected. 0. C. 1496. Ilanterian. 



850. Skull, with horny sheath of mandibles and casque. 0. C. 



1493. Presented hy Sir Stamford Rafles, F.R.S. 



851. Skull, longitudinally bisected. 0. C. 1495, Hunterian. 



852. Mandibles, with casque. 0. C. 1494. Leverian Museum. 



853. Horny sheath of upper mandible. 0. C. 1497. 



Presented by Sir Joseph Panics, Part., F.P.S. 



854. Longitudinal section of u})per mandible. 0. C. 1498. 



Hunterian. 



Genus ANTHRACOCEROS. 



Reichenbacli, Avium Syst. pi. xlix. (1849). 



Anthracoceros coronatus. 



Buceros coronatus, Boddaert, Tabl. PI. Eulum. p. 53 (1783). 

 Anthracoceros coronatus, Elliot, Monogr. Bucerot. pi. 11 (1877). 



The Crowned Hornbill. 



Hal). Indian Peninsula. 



855. Skull, with portion of casque removed. 0. C. 1486 A. 



Presented by Sir Stamford Raffles, Bart., F.R.S. 



Anthracoceros convexus. 



Buceros convexus, Temminck, PI. Col. ii. pi. 530 (1830). 

 Anthracoceros convexus, Elliot, Monogr. Bncerot. pi. 12 (1880). 



Temminck's Pied Hornbill. 



Ilcd). Malayan Peninsula and Borneo. 



856. Skeleton, from Java (/>?•. P/om). O.C. 1503 c. 



Presented by the Zoologiccd Society. 



857. Articulated skeleton : mounted. 0. C. 1486. 



Prookes Collection. 



858. Articulated skeleton of female or young bird : mounted. 



With upper part of casque removed. 0. C. 1487. 



Langstaff Collection. 



