INDEX. 



397 



Protoceratida, 376 

 Protogonia, 174 

 Protohippus, 168 

 Protolabis, 163 

 Protopterus, 133 

 Ptotoreodon, 375 

 Prototheria, 32 

 Protragoceros, 199 

 Proviverra, 159, 192, 193 

 Pseudalurus, 195, 198 

 Pseud h apalops, \ o 7 

 Pscitdochirus, 37 

 Psendocyon, 195 

 Pseudorhynchocyon, 191, 233 

 Pseudoscittrus , 192 

 Psittaci, distribution of, 129 

 Psittacotheriidce, 379 

 Psiltacotherium, 379 

 Psittacula, distribution of, 130 

 Ptarmigan, 347 

 Pterodon, 158, 192, 193 

 Pteromys, 268, 277 

 Pteropodidce, Notogseic, 42 ; distribu- 

 tion of, 221, 225, 232 

 Pteropiis, 221, 232, 268 

 Ptilocercus, 270 

 Puerco Fauna, 153 

 Puma, 71 

 Pyrotheria, 85 

 Pyrotherium, 85 



Quagga, 247 



Quercy Phosphorites, 191 



Raccoons, 72, 364 



Rafts, 15 



Rangifer, 164, 315 



Raphiceros, 245 



Rat-kangaroos, 36 



Ratitse, distribution of, 129 



Ratite birds, their migration, 58, 60 



Realms, 25, 27 



Regions, 25, 27 



Reindeer, 164, 315 



Reptiles, antiquity of, 8 



Ratels, 237, 256 



Rhea, 130 



Rheebok, 245 



Rhinoceroses, 169; African, 247, 256; 



European Plistocene, 333 

 Rhinoceros, 169, 192, 193, 206, 247, 



256, 281 



Rhinocerotutei 169; Oriental, 281 

 Rhithrodon, 88, 140, 365 

 Rhithrodontomys, 365 

 Rhithrosciurus, 277 

 Rhizomys, 183, 203, 240 



Rhynchocyon, 233 



Rhynchomys, 278 



Rhynchosaurns, 63 



Rietbok, 245 



Rio de la Plata, its characters, 67 



River-channels, buried, W. Indian, 



.'38 



Rivers as barriers, 14 

 Rocky Mountain Goat, 343 

 Rodents, Arctogseic, 159; Ethiopian, 



237 ; Holarctic, 313; Neogseic, 86 ; 



North American, 342 ; Notogaeic, 



41 ; Oriental, 277 ; Sonoran, 365 

 Riipicapra, 324 

 Range of Carnivora, 5 

 Ruscinomys, 91 



S. American Tertiaries, their age, 68 

 S. America connected with Australia, 



125; connected with Africa, 127 

 S. American element in Ethiopian 



fauna, 128 

 Sable Antelope, 245 

 Sab re- tooths, Neogaeic, 71 

 Sahara, its action as a barrier, 259 

 Saharan sub-region, 260 

 Saiga, 324 

 Sam bar, 280 

 Samos Fauna, 197 

 Samotheriiim, 186, 198 

 Sandwich Islands, 45 

 Santa Cruz beds, 67 ; fauna, its 



origin, 124 

 Sarcophilus, 39 

 Seal ops, 364 

 Scapanus, 364 

 Scaptochirus, 321 

 Scaptonyx, 321 

 Scelidotheriuin, 105 

 Scharff, Dr, on the origin of the Irish 



fauna, 340 

 Schizodon, 91 

 SciuridcE, Holarctic, 313 

 Sciuroides, 192 

 SciurofteruS) 195, 277 

 Sciurus, 195, 277 ; prevosti, 48 

 Sclater, Dr, on zoological regions, 25, 



26; on the antelopes of Somaliland, 



261 



Scleromys, 91 

 Scotonycteris, 221, 232 

 Scott, Prof, on origin of Canis, 158 ; 



on Dipodidce, 159; on the Equidtf, 



168 



Sea-otter, 312 ; 356 

 Secondary Reptiles, wide distribution 



of, 151 



