485 



Mimomys majori, 378 

 ,, newtoni, 375 

 ,, petenyii, 3(13 



pliocffinicus, 112, 350, 357 

 pusillus, 374 

 „ reidi, 303 

 ,, savini, 305 

 minor, Arvicola amphibius, 404 

 minor, Mus rutilus, 218 

 minor, llyodes lemmus, 201 

 minor, iSpalax, 412 

 minusculus, Lemmus, 208 

 Misothermus, 137 

 Misothermus torquatus, 1G3 

 montebelloi, Microtus, 2 

 monticola, Arvicola, 414 

 monticola, Arvicola scherman, 414 

 montosa, Alticola, 315 

 montosa, Arvicola, 315 

 montosus, Microtus (Alticola), 315 

 morulus, Myopus, 182 

 mossbachensis, Arvicola, 394 

 mossbachensis, Microtus, 394 

 mucronatus, Eothenomys melano- 



gaster, 289 

 mucronatus, Microtus (Eothenomj's), 



289 

 Muridic, dental formula, 124 

 Mus, 137, 180 



Mus alliarius [Alticola], 326, 329 

 „ amphibius [Arvicola], 385, 400 

 ,, amphibius albus [Arvicola], 412 

 „ amphibius canus [Arvicola], 412 

 ,, arvalis [Microtus], 218 

 „ glareolus [Evotomys], 210, 218 

 „ grcenlandicus [Dicrostouyx], 155 

 „ hudsonius [Dicrostonyx], 137, 



157 

 „ lemmus [Lemmus], 1 86, 1 93, 201 

 ,, lenensis [Dicrostonyx], 148 

 ,, paludosus [Arvicola], 404 

 „ rutOus [Evotomys], 211, 239 

 ,, rutilus minor [Evotomys], 218 

 ,, rutilus B minor [Evotomys], 21 8 

 ,, scherman [Arvicola], 412 

 „ schermaus [Arvicola], 412 

 ,, terrestris [Arvicola], 404, 412 

 ,, torquatus, [Dicrostonyx] 148 

 musignaui, Arvicola, 405 

 musignani, Arvicola terrestris, 405 

 musignanoi, Arvicola, 405 

 musiiiiani, Microtus, 402 

 Myodes, 137, 178, 186, 210, 21 1 

 Myodcs albigularis [Lemmus], 207 

 ,, bicolor [Evotomys], 226 

 ,, brandti [Myopus], 185 

 „ lemmus crassidens [Lem- 

 mus], 197 

 „ gropulandicus [Dicrostonj'x], 

 153, 155 



Myodes helvolus [Lemmus], 209 

 „ hudsonicus [Dicrostonyx], 



153 

 ,, hudsonius [Dicrostonyx], 



148, 155, 157 

 ,, kittlitzii [Lemmus], 204 

 ,, lemmus [Lemmus], 194, 197, 



201 

 ,, lemurus [Lemmus], 194 

 ,, nageri [Evotomys], 226 

 ,, nigripes [Lemmus], 206 

 ,, obensis [Lemmus], 201, 207, 



208, 209 

 „ rutilus [Evotomys], 239 

 „ schisticolor [Myopus], 178, 



181, 183 

 ,, torquatus [Dicrostonyx], 

 137, 148, 149, 154, 155, 

 157, 160, 163 

 ,, torquatus major [Dicro- 

 stonyx], 160 

 ,, trimucronatus [Lemmus], 

 208 

 Jlyolemmus, 137 

 Myolemmus ambiguus, 159 

 Myopus, 89, 178 



„ measurements : external, 422, 

 cranial, 455, relationships, 

 40 

 Myopus brandti, 185 



middendorffi, 183 

 morulus, 182 

 saianicus, 182 

 schisticolor, 181 

 thayeri, 184 

 Myospalax, figures of skull, 27-29 



nageri, Evotomys, 226 



nageri, Evotomys glareolus, 227 



nageri, Evotomys nageri, 226, 227 



nageri, Hypudteus, 226 



nageri, Myodes, 226 



nelsoni, Dicrostonyx, 151 



nelsoni, Dicrostonyx hudsonius, 152 



Neodon, 95, 280; figures of cheek- 

 teeth, 56, 57 ; of skull, 53 



Neofiber, 92 ; relationships of genus, 

 74 ; figures of skull, 75, 77 



Nesomys, 120 



newtoni, Microtomys, 375 



newtoni, Mimomys, 375 



niger, Arvicola terrestris, 413 



nigricans, Arvicola amphibius, 400 



nigripes, Lemmus, 206 



nigripes, Myodes, 200 



niigatffi, Craseomys, 257 



nivarius, Evotomys, 277 



norvegicus, Evotomys, 230 



norvegicus, Evotomys glareolus, 230 



norvegicus, Evotomys nageri, 230 



