394 



INDEX. 



Metes, 321 



Mellivora, 202, 237, 256, 276 



Mehirsus, 202, 274 



Mentawi, 303 



Mephitis, 73, 365 



Mergulns, 347 



Merriam, Dr, on effects of tempera- 

 ture, 4; on W. Indies, 140; on a 

 Boreal region, 309; on the effects 

 of a glacial period in N. America, 

 345 ; on the Transition zone, 360, 

 361 ; on the Sonoran region, 363 



MerioneS) 357 



MerycopotamuS) 203 



Mesohippus, 167 



Mesomys, 91 



Mesonychidce, 371 



Mesonyx, 373 



MesoptthecW) 1 80, 197, 200 



Mesosaurus^ 133 



Metatheria, 33 



Mexican sub-region, 136 



Miacidce, 373 



MicroMotheriida, 109 



Microbiotheriu m, 109 



Microgale, 220, 234 



Microchcerus, 155, 156, 181, 191 



Micropholis, 152 



Micropus, 352 



Microtinat) 160 



Microtus, 267, 313, 318 



Minas Geraes, its caves, 66 



Mixodectes, 373 



Mixodectidtz, 373 



Moas, 58 



Moles, 321 



Mole-rat, 322, 358 



Mole-voles, 322 



Moluccas, 46 ; their isolation, 49 



Mongolian Pliocene, 201 



Monkeys, S. American, 69 ; distri- 

 bution and dual origin of, 179, 180 



Monte Hermoso, its mammaliferous 

 beds, 67 



Monotremata, 32 



Monotremes, 32 ; date of migration 

 into Notogaea, 60 



Morenia, 91 



Morosaurus, 152 



Moschus, 204, 325 



Mouflon, 358 



Mountains as barriers, 15 



Mule-deer, 368 



Multituberculata, 33 



Muntjacs, 281 



Muridce, 160, 183; Notogaeic, 41; 

 African, 238; Holarctic, 313; E. 



Holarctic, 322 ; N. American, 342 ; 

 Sonoran, 365 

 Murince, 160; an Old World group, 



183 

 Muscardinus, 322 



Musk-deer, 325 

 Musk-kangaroo, 36 

 Musk-ox, 315, 318, 344 

 Musk-rat, 342, 366 

 Musk-shrews, 272 

 Musophagidce, 254 

 Mustela, 195, 198, 202, 236, 358 

 Mustelzdce, 236; Neogseic, 73; Sono- 

 ran, 365 



Mus, Notogaeic species, 41 

 Mus armandvillei, 46 

 Mydaus, 276 

 Mylodon, 103 

 My odes, 314 

 Myogale, 321 

 Myolagus, 196 

 Myopotamus, 91, 136 

 Myoscalops, 239 

 Myosorex, 233 



Myoxidce, 322 ; African, 238 

 Myoxus, 192, 196, 322 

 Myrmecobius, 40 

 Myrmecophaga, 102, 136 

 Mynnecophagidce, 101 

 Mystromys, 238 

 Myxopoda, 132 



Nandinia, 235, 256 



Nannosciurus, 238, 277 



Nanotragus, 244 



Nasalis, 270 



Nasua, 72, 365 



Nearctic region, 25 



Necrogymmirus, 182, 191, 271 



Nectarinia, 254 



Necrolestes, 71 



NecrotnaniS) 187, 192 



Nemorhtedus, 280, 324 



Neofiber, 366 



Neogaea, 25, 27, 64; its mammali- 

 ferous deposits, 66 ; its early fauna 

 distinct, \\.i\ distinctness of its 

 modern fauna, 123; its peculiar 

 birds, 123; its land-molluscs, 124; 

 connected with Notogaea, 125; con- 

 nected with Afi-ica, 127 



Neogseic fauna, origin of, 124 



Neogaeic realm, 27, 64 ; its sub-regions, 



35 



Neoplagiaulax, 156 

 Neoremys, 91 

 Neotoma, 342, 366 



