224 MURID.—-RHIZOMYS. 
APLODONTIA. 
Teeth :—Incisors +1 ; Molars $3 ;=22. 
The Sewertet. Aplodontia leporina. 
Richardson, Faun. Bor.-Amer. p. 211. pl. 18¢. figs. 7-14 (skull), 1829, 
—Baird, Mamm. N. America, p. 358. pl. 49. fig. 2 (skull), 1859. 
*q, Skull. Chilakiveyak River, British Columbia. Presented by 
Lord J. Russell. 
RHIZOMYS. 
Teeth :—Incisors =; Molars =; =16. 
The Mazacca Pia Rat. Rhizomys sumatrensis. 
*qa, Skull. Deccan. 
*b, Skull: young. Deccan. 
*c, Skull. Malacca. Presented by Andrew Charlton, Esq. 
d. Skull. Mergui. Presented by Professor Oldham. 
The Cutyesz Bamzoo Rat. Rhizomys sinensis. 
*a. Skull. Malacca. From the Zoological Society’s Collection. 
The Bay Bampoo Rat. Rhizomys badius. 
Cervical vertebra. ............ 7 
DOrSal gw cca ace dd eae wk bodied 2a 4 13 
Bum bat! ue vetateticols ov shaw beecacaneee 6 
Sacral? o:s ewes iia oacuueacctasie at 4 
Canal: hasan shee ioe Baas atone Saas 16 
¥*a. Skull. Darjeeling. Presented by Andrew Charlton, Esq. 
b. India. 
c. Skeleton. Pachebore. From M. Mouhot’s Collection. 
The Anysstn1sn Bampoo Rat. Rhizomys macrocephalus. 
Riippell, Mus. Senckenberg, iii. taf. 10. figs. a, b, ¢ (skull). 
a, Part of the upper jaw. Schoa, Abyssinia. 
