136
_cuniculus_, 27, 31, 291
_europaeus_, 29, 316
_glacialis_, 136
_lacostei_, 291
_variabilis_, 2, 29, 136, 315

Lepidoptera, range of, 159-160
Arctic, 200
surviving Glacial period, 54

Leuckart, R., 176

Lewis, Carvill, 129

_Limax_, 284
_marginatus_, 284
_maximus_, 284

_Limnocalanus macrurus_, 179

_Linyphia insignis_, 94

"Loess" fauna, 75, 196

Lomas (_vide_ Herdman and Lomas)

Loven, S., 177

Lusitanian flora in British Islands, 288, 306-307
spiders, 301

Lydekker, R., 14, 22, 32, 58, 157, 183, 202, 248, 252

Lyell, Sir C., 14, 22

_Lyrurus tetrix_, 336

_Macroptychia_, sub-genus of _Clausilia_, 48

Madeira, 19
molluscan fauna of, 25
remains of a continent, 19

Major, Forsyth, 45-46, 280, 282

Mallet, R., 86

Mammoth in Siberia, 214-217
range of, 252-253

Mammals, dispersal of, 9, 21

_Mantis religiosa_, 269

Maps, general plan of, 8

Margaritana, 93

Marine connection between Caspian Sea and Arctic Ocean, 62, 219-231
mollusca, distribution of, 236
origin of boulder-clay, 82-86, 228-230

Marine shells above sea-level, 127-128
transgression in Northern Russia, 172

Marmot, Alpine, 313
Bobak, 204

Marsh-ringlet, 93

Marshall, Rev., 166

Martins, C., 68

Mediterranean land-connections, 276-282

_Meles_, 43
_albogularis_, 44
_anakuma_, 44
_leucurus_, 44
_maraghanus_, 44
_polaki_, 44
_taxus_, 43

_Melitaea asteria_, 325
_cynthia_, 325
_maturna_, 325

_Melizophilus undatus_, 288

Merriam, C. H., 38

_Metoponorthus cingendus_, 301

_Microtus_, 313
_brecciensis_, 314
_leucurus_, 314
_nivalis_, 313

Mid-wife Toad, 295

Migrations, 8-9
cause of, 208
of British shore-forms, 124

Migration from Asia to Europe by North America, 327

Migration on ice-bridge, 108
waves of, 204-206

Miller's thumb, 93

Milne-Edwards, A., 282

Mingling of Southern and Northern Mammals, 72-75, 209

Miocene geography, 274-276
temperature in Greenland, 146

_Miogale moschata_, 290
_pyrenaica_, 290

_Molge alpestris_, 320
_cristata_, 320
_montana_, 320
_palmata_, 320
_rusconii_, 320
_vulgaris_, 319

Mollusca in Loess, 196

Mollusca, distribution of marine, 236

Molluscan fauna, divisions of British, 102