ii. 514

_Clerome_, ii. 472

_Clibanornis_, ii. 103

_Climacteris_, ii. 265

Climate, as a limit to the range of mammalia, i. 11 gradual change of, before the glacial epoch, i. 41

_Clinteria_, ii. 494

CLIONIDÆ, ii. 531

_Clostophis_, ii. 520

_Clupea_, ii. 454

CLUPEIDÆ, ii. 454

_Clymenia_, ii. 209

_Clypeicterus_, ii. 282

_Clytoctantes_, ii. 104

_Clytolæna_, ii. 108

_Clytus_, ii. 501

_Cnidoglanis_, ii. 441

_Cnipodectes_, ii. 101

_Cnipolegus_, ii. 101, 291

_Cobitis_, ii. 453

Cobras, ii. 382

_Coccothraustes_, ii. 284

_Coccygus_, ii. 309

_Coccystes_, ii. 310

_Cochlognathus_, ii. 452

_Cochlostyla_, ii. 514

_Cochlothraustes_, ii. 309

_Cochoa_, ii. 269

Cockatoos, ii. 324

Cockles, ii. 535

Cocos Islands, bird of, ii. 60

_Cocytia_, ii. 481

_Coeligena_, ii. 107

_Coelodon_, ii. 245

_Coelonotus_, ii. 457

_Coelopeltis_, ii. 377

_Coelosterna_, ii. 501

_Coenonympha_, ii. 471

_Coereba_, ii. 278

COEREBIDÆ, ii. 278

_Cogia_, ii. 208

_Colaptes_, ii. 304

Coleoptera, families selected for study, i. 103 Palæarctic, i. 188 number of Palæarctic species, i. 189 of Central Europe, i. 196 of the Mediterranean sub-region, i. 205 of the Cape Verd Islands, i. 215 of the Ethiopian region, i. 256 S. African, i. 268 of Madagascar, i. 282, 283 of the Oriental region, i. 319 of Indo-Malay sub-region, i. 342 of the Australian region, i. 405 affinity of Australian and South American, i. 406, 407 of Celebes, i. 435 of New Zealand, i. 457 of the Neotropical region, ii. 15 of S. Temperate America, ii. 44 of the Mexican sub-region, ii. 56 of the Antilles, ii. 74 of the Nearctic region, ii. 123

COLEOPTERA, ii. 486 general observations on the distribution of, ii. 502 (_see also_ Beetles)

_Colias_, ii. 478

Colies, ii. 307

COLIIDÆ, ii. 307

_Colius_, ii. 307

_Coliuspasser_, ii. 286

_Collocalia_, European Miocene, i. 161