SYSTEMATIC IXDEX. XXlil 



Family MURID^E (continued). p age 



Arvicola ambiguus ........ 231 



* - ratticeps ......... 232 



* - agrestis .......... 232 



* - glareolus ......... 233 



- sp ............ 233 



Family SPALACID^J . . . * . . . '. . . 233 



Bhizomys sivalensis ........ 233 



Section HrsmicoMOBPH A ......... 234 



Family THERIDOMYID^E . . . ..... 234 



Theridomys lembronicns ...... 235 



- aquatilis ......... 237 



Protechinomys major ....... 240 



- gracilis .......... 241 



- breviceps ......... 241 



Archseomys laurillardi ....... 242 



Trechomys platyceps ....... 243 



-- intermedius ........ 244 



Family OCTODOXTID^E ......... 244 



Lonclieres, sp .......... 244 



*Carterodon sulcidens ....... 245 



Ctenomys, sp. 1 ......... 245 



- sp. 2 .......... 246 



Family HYSTRICIM; ......... 246 



Synefcheres fossilis ..... ... 246 



Hystrix refossa ......... 247 



- sp ............ 247 



- sivalensis ......... 248 



Family CHINCHILLID^l ........ 249 



*Lagostomus trichodactylus ..... 249 



Family DASTPROCTID^] ........ 250 



Dasj-procta, sp. . . . . . . . . . 250 



*Ccelogenys paca ......... 250 



