r deposits, extent of, 97
organisms absent in St. Helena, 304
snail peculiar to Ireland, 356
fishes of the Seychelles, 433
Frogs of the Seychelles, 432
of New Zealand, 483
Fuegia, European plants in, 521
_Fulica alai_, 313

G.
Galapagos Islands, 275
Galapagos, absence of mammalia and amphibia from, 278
reptiles of, 278
birds of, 280
insects of, 284
land-shells of, 285
flora of, 287
and Azores contrasted, 290
_Galbula cyaneicollis_, distribution of, 18
_rufoviridis_, 18
_viridis_, 18
Galeopithecus, 63
_Gallinula sandvichensis_, 313
Gardner, Mr. J. S., on Tertiary changes of climate, 203
Garrulus, distribution of species of, 20
_Garrulus glandarius_, 21, 23, 65
_G. cervicalis_, 21
_G. krynicki_, 21
_G. atricapillus_, 21
_G. hyrcanus_, 21
_G. brandti_, 21, 23
_G. lanceolatus___, 22
_G. bispecularis_, 22
_G. sinensis_, 22
_G. taivanus_, 22
_G. japonicus_, 22, 65
Geikie, Dr. James, on interglacial deposits, 121
Sir Archibald, on age of buried river-channels, 337
on stratified rocks being found near shores, 87
on formation of chalk in shallow water, 96
on permanence of continents, 104
on variation in rate of denudation, 173
on the rate of denudation, 215
on small amount of marine denudation, 225
Genera, extent of, 17
origin of, 61
rise and decay of, 64
Generic areas, 17
Generic and Family distribution, 25
Genus, defined and illustrated, 17
Geographical change as a cause of glaciation, 148
changes, influence of, on climate, 150, 152
{555}
changes, effect of, on Arctic climates, 195
changes of Java and Borneo, 385
changes as modifying organisms, 228
Geological climates and geographical conditions, 204
time, 210
change, probably quicker in remote times, 223
time, value of the estimate of, 224
time, measurement of, 235
changes as aiding the migration of plants, 519
climates as affecting distribution, 534
climates, summary of causes of, 536
time, summary of views on, 539
Geology of Borneo, 375
of Madagascar, 412
of Celebes, 451
of New Zealand, 472
of Australia, 494
_Geomalacus maculcosus_, 356
Glacial climate not local, 113
deposits of Scotland, 112
Glacial epoch, proofs of, 107
effects of, on animal life, 117
alternations of climate during, 118
as causing