472 



INDEX 



257 ; opinion on the Origin in, i. 

 196, 229, 259 ; Englishmen rejoice 

 over victory of, ii. 92 



Germination of seeds, Darwin's experi- 

 ments on effect of salt water, i. 416 



Germs and Vestiges of Disease, DobeH's, 



i- 235 

 Gesnen'a, Darwin on dimorphism of. ii. 



351 



Gestation of hounds, i. 154 



Gibraltar, elevation and subsidence of, 



i. 48 



Gilbert, Sir J. H., letter to, ii. 216- 

 17 ; on nitrogen in worms' castings, 

 ii. 216 ; and Sir. J. Lawes, Rotham- 

 sted experiments, ii. 216 

 Glacial period, absence of phanerogams 

 near polar regions in N. America 

 during, i. 443 ; Bates on, i. 464 ; 

 climatic changes since, i. 457 ; ii. 

 191 ; conditions during, i. 116; con- 

 tinental changes since, i. 453 ; Dar- 

 win's views on geographical changes 

 as cause of, i. 463 ; destruction of 

 organisms during, i. 260 ; destruction 

 of Spanish plants in Ireland, i. 461 ; 

 distribution of organisms affected by, 

 i. 173, 443, 447 ^duration of, i. 92, 

 201 ; effect on animals and plants, i. 

 54, 200, 205, 472 ; ii. 13, 22 ; and 

 elephants, i. 205, 207 ; S.E. England 

 dry land during, i. 482 ; Green- 

 land depopulated during, i. 466, 468 ; 

 introduction of Old World forms into 

 New World subsequent to, i. 456 ; 

 migration during, i. 177, 201, 452, 

 461 ; mundane character of, i. 428, 

 460-65, 477 ; subsidence of Alps 

 during, i. 90 ; ii. 191 ; Croll on, ii. 

 158, 162, 163 ; existence of Alpine 

 plants before, ii. 22 ; Hooker on, ii. 

 J57> I 5% > Glen Roy and, ii. 190, 

 193 ; Lyell on, ii. 158 ; extinction of 

 mammals during, ii. 13 ; Wallace on, 

 ii. 22, 25 ; movement of Europe 

 since and during, ii. 138, 139 

 Glaciers, Agassiz on, i. 104, 476 ; Lyell 

 on, i. 104 ; Tyndall's book on, i. 

 167 ; as agents in the formation of 

 lakes, ii. 154, 155 ; Darwin on 

 structure of, ii. 148 ; Hooker on 

 Yorkshire, ii. 156 ; Moseley on motion 

 of, ii. 163 ; physics of, ii. 210 ; Paral- 

 lel Roads of Glen Roy formed by, ii. 

 172, 173 ; rock-cavities formed by 

 cascades in, ii. 148, 149 ; in S. 

 America, ii. 164, 165 ; in Wales, ii. 

 150, 151, 190 



Gladstone, Herbert Spencer on criti- 

 cisms by. i. 351 



Glass, Dr., on grafting sugar-canes, i. 



390 



Glen Collarig, absence of terminal 

 moraines, ii. 186 ; terraces in, ii. 178, 

 182 



Glen Glaster, absence of terminal 

 moraines, ii. 186 ; barriers of detritus, 

 ii. 178; Milne on, ii. 181, 182; 

 shelves of, ii. 185 



Glen Gluoy, shelves of, ii. 183, 187 

 Glen Roy, Parallel Roads of, ii. 171- 

 93 ; L. Agassiz on, ii. 151 ; Darwin 

 on, ii. 149, 174-6; Darwin's mistake 

 over, ii. 156, 188, 192, 193; Darwin 

 on ice-lake theory of Agassiz and 

 Buckland, ii. 180, 181, 184-6, 190, 

 192 ; glacier theory of, ii. 149, 1/3, 

 175, 182, 185 ; history of work on, 

 ii. 171, 172; Hooker on, ii. 152; 

 marine theory of, ii. 150, 173 ; 

 Milne-Home's paper on, ii. 177 ; 

 investigated by Geological Survey, 

 ii. 174-6 ; coincidence of shelves with 

 watersheds, ii. 174, 179, 184, 185; 

 measurement of terraces, ii. 183 

 Glen Spean, ii. 183, 192, 193 

 Glen Turret, MacCulloch on, ii. 179 

 Gloriosa, Darwin's experiments on 



leaf-tendrils, ii. 342 

 Glossotherium Listai, ii. 361 

 Gloxinia, peloric forms of, i. 219 ; ii. 



298 



Gnaphalium, i. 47 

 Gneiss, Darwin on, ii. 206 

 God, Darwin on existence of personal, 



ii. 171, 237 



Godron, on Aegilops, ii. 285 

 Godron's Flora of France i. 100, 421 

 Goethe, Darwin's reference to, i. 317 ; 



Owen on, i. 246 

 Goldfinch, difference in beaks of male 



and female, ii. 66, 67 

 Gongora, ii. 315 ; and Acropera, ii. 

 282 ; Darwin on, ji. 313, 318 ; G. 

 fusca (see Acropera luteola), ii. 280 ; 

 G. galeata (see A. Loddigesif), ii. 

 280 



Gondwarsa Land, ii. 15, 16 

 Goodenia, i. 413 ; Hamilton on fertili- 

 sation of, ii. 258 

 Goodeniaceoe, ii. 257-61 

 Gordon, General, Huxley on Darwin 



and, i. 71 

 Gosse, E., Life of P. H. Gosse by, ii. 



335 

 Gosse, P. II., biographical note, n. 



335-6 ; letter to, ii. 335-7 

 Gould, on sex in nightingales, ii. 70 

 Gower Street, Darwin's house in, i. 30 

 Gradation in plants, i. 259 



