200 University of California Publications. [Geology 



PAGE 



Systematic Descriptions 233 



Pisces 233 



Reptilia 233 



Ophidian Remains 233 



Clemmys, sp 233 



Aves 234 



Branta, sp 234 



Insectivora 235 



Scapanus(?), sp — - 235 



Carnivora 235 



Canidae - - 235 



Tephrocyon kelloggi, n. sp 235 



Tephrocyon, near kelloggi, n. sp 238 



Tephrocyon (?), compare rurestris (Condon) 239 



f Tephrocyon (?) , sp. o 241 



Aelurodon(?), sp 241 



Canis(?) davisi, n. sp 242 



Canis(?), sp., near davisi, n. sp 243 



Canid forms indeterminate 245 



Indeterminate humeri 245 



Procyonidae 246 



Probassariscus antiquus matthewi, n. gen. and n. var 246 



Ursidae(?) 249 



TJrsus(?), sp 249 



Mustelidae 249 



Mustela furlongi, n. sp. 249 



Mustelid(f), indet 250 



Felidae 251 



Felis, sp. a 251 



Felis, sp. h - 252 



Rodentia 252 



Sciuridae 253 



Arctomys nevadensis Kellogg 253 



Arctomys minor Kellogg 253 



Citellus, sp 253 



Aplodontidae 254 



Aplodontia alexandrae Furlong 254 



Mylagaulidae 254 



Mylagaulus monodon Cope 254 



Mylagaulus pristinus Douglass 254 



Castoridae 254 



Eucastor lecontei (Merriam, J. C.) 254 



Dipoides, sp - 254 



Geomyidae 254 



Entoptychus minimus Kellogg 254 



Cricetidae - 255 



Peromyscus antiquus Kellogg 255 



Peromyscus( ?), sp 255 



