Necrornis, European Miocene, i. 161
NECTARINIIDÆ, ii. 276

Nectarinia, ii. 276

Nectarophila, ii. 276

Nectogale, ii. 190

Necydulis, ii. 502

Necyria, ii. 476

Nelicurvius, ii. 286

Nemachilus, ii. 453

Nematogenys, ii. 444

NEMEOBIIDÆ, ii. 475

Nemeobius, ii. 475

NEMORHEDINÆ, ii 224

Nemorhedus, ii. 224

Nemoricola, ii. 290

Nemosia, ii. 99

Neobatrachus, ii. 420

Neochloe, ii. 280

Neocorys, ii. 290

Neoctantes, ii 104

Neomeris, ii. 209

Neomorphus, ii. 309

Neophasia, ii. 478

Neophron, ii. 346

Neopipo, ii. 102

Neorhynchus, ii. 285

Neopus, ii. 348

NANDIDE. ii. 433

Nandinia, ii. 195

Neosorer, ii. 191

Nandus, ii. 433

Neotoma, ii. 230

Nanina, ii. 513

Nannophryne, ii. 417

Nannophrys, ii. 421

Nanodes, ii. 327

Nanohyus, N. American Tertiary, i. 137

ii. 215

Neotomys, ii. 230

Neotragus, ii. 224

Neotropical region, defined, i. 78

subdivisions of, i. 78

relations of W. African sub-region with,

Nueras, ii. 391

Numenius, ii. 353

NUMIDINE, ii. 340

Numida, ii. 340

Nuria, ii. 452
Nuthatches, ii. 265
Nutria, ii. 199
Nyctala, ii. 350
Nyctalatinus, ii. 350
Nyctalemon, ii. 482
Nyctalops, ii. 350
Nyctea, ii. 350
Nyctereutes, ii. 197
Nycteris, ii. 182
Nyctibius, ii. 319
Nycticorax, ii. 359
Nyctidromius, ii. 320
Nyctiornis, ii. 312

Nyctipithecus, ii. 175

Nyctiprogne, ii. 320

Nymphalis, ii. 474

NYMPHALIDE, ii. 473

Nymphicus, ii. 325

Nymphidium, ii. 476

origin of fauna of, i. 460

poverty of insects in, i. 462

relations of insect-fauna and flora of, i. 472

Nicator, ii. 272

Oreonectes, ii. 453
Oreonympha, ii. 108

Oreoperdix, ii. 338

OREOPHASINÆ, ii. 343

Oreophasis, ii. 343

Oreophilus, ii. 356
Oreopyra, ii. 107
Oreortyx, ii. 339
Oreoscoptes, ii. 256
Oreothraupis, ii. 99
Oreotrochilus, ii. 107

Orestias, ii. 450

Oriental region, defined, i. 75
subdivisions of, i 75
description of, i. 314

zoological features of, i. 315
mammalia of, i. 315

birds of, i. 316

reptiles of, i. 317

amphibia of, i. 317

fresh-water fishes of, i. 318

summary of verteb.ata of, i. 318

insects of, i. 318

sub-regions of, i. 321

concluding remarks on, i. 362

tables of distribution of animals of, i. 364
Oriental relations of W. African sub-region, i.

265

Osteochilus, ii 451

Osteogeniosus, ii. 443

OSTEOGLOSSIDE, ii. 454

Osteoglossum, ii. 454

Ostinops, ii. 282

OSTREIDE, ii. 533

Ostrich, Miocene of N. India, 1. 162
Ostriches, ii. 368

ii. 238

Palæontina oolitica, Oolitic insect, i. 167
Paleontology, i. 107

how best studied in its bearing on geo-
graphical distribution, i. 168

as an introduction to the study of geo-
graphical distribution, concluding re-
marks on, i. 169

Palæonyctis, European Eocene, i 125
Palæoperdix, European Miocene, i. 161
Palæophrynus, European Miocene, i. 166

Palæoreas, Miocene of Greece, i. 116
Palæornis, ii. 326

PALEORNITHIDÆ, ii. 326

Palæonyctis, ii. 196, 206

Palæortyx, European Miocene, i. 161

Palæoryr, Miocene of Greece, i. 116
Palæospalax, i. 111

European Miocene, i. 117

ii. 190

Palæosyops, N. American Tertiary, i. 136
Palæotherida, European Eocene, i. 125
Palæotherium, Enropean Eocene, i. 125
S. American Eocene, i 148

Palæotragus, Miocene of Greece, i. 116
Palæotringa, N. American Cretaceous, i. 164
Pelamedea, ii. 361

PALAMEDEIDÆ, ii. 361

Palapterygida of New Zealand, i. 164

PALAPTERYGIDÆ, ii. 370

Palapteryx, ii. 370

Palestine, birds of, i. 203

Pallasia, ii. 289

Paloplotherium, European Miocene, i. 119

European Eocene, i. 125

Paludicola, ii. 416

Paludina, Eocene, i. 169

European Secondary, 1. 169
ii. 510

PALUDINIDÆ, ii. 510

Pampas, Pliocene deposits of, i. 146
Pamphila, ii. 480

Panda, of Nepaul and E. Thibet, i. 222
Himalayan, figure of, i. 331

ii. 201