1 N I 



467 



Elodea uina,:' 1 ican 



immigrant i. 1 15. 149 



; tail fi athers 



1 Sexual Selection, ii. 64 



Embryology, argument for, i. 145 ; 



succession ol changes in animal-, i. 



jji ; Darwin's explanation of, i. 140; 



Bowers, i. 98 ; of /: . . , i . 

 Balfour's work on comparative, ii. 



424 



I mbryonic stag< ration of, i. 



Endlicher's Gen ra Plantarum, ii. 364 

 Imann, on variability of introduced 

 plants in N. America, i. 431 



. former union with Continent, 

 i. 41.S : men of science of Continent 

 and, ii. 156 



Entada scandens, dispersal . i. 93 



Entomologists, evolutionary vii ws of, 

 i. 176 



Entstehung und Begriff der natur- 

 historischen Art, Nageli's Essay, i. 

 272; ii. 206, 207; Darwin on, ii. 

 375. 376 



Environment, and colour protection, ii. 

 87-8 



1 in S. America, 

 i. 315 : monkeys, i. 200 ; mamm 

 co-existence with recent shells, ii. 222 



Eozoon, illustrating difficulty of dis- 

 tinguishing organic and inorganic 

 bodies, ii. 171 



Ephemera dimidiatum, Lord Avebury 

 on, i. 331 



Epidendrea:, closely related to Mala 

 ii. 281 



Epidendrum, Criiger on fertilisation of, 

 ii. 31 7 : self-fertilisation of, ii. 315, 351 

 . i '< Candolle's term. i. 234 

 . fertilisation mechanism, ii. 

 263-6 ; F. Midler on, ii. 375 ; pollinia 

 of, ii. 270; E. palustris, fertilisation 

 mechanism, ii. 204 



Epithecia, fertilisation mechanism, ii. 

 270 



Equatorial refrigeration, i. 177 



.->. Marsh's work on, i. 377 ; geo- 

 graphical distribution, ii. 63; in N. 

 and S. America, ii. 18 



Erica retrafix, Darwin on, ii. 402 



ron canadense, successful immi- 

 grant from America, i. 1 1 ^ 



Uiitu cicutarium, introduced from 

 Spain to America, i. 432: range in 

 1 .S.A., i. 432 



Erratic blocks, in A m -. i. 1. ; 4S0, 

 487 ; in S. America, ii. iy>; Darwin 

 on transport, ii. 153; of Jura, ii. [48, 

 149 ; Mackintosh on, ii. 16S ; on Mod 

 Try fan, ii. 166, 167 



1 

 tilisation, ii, ; 1 , 



of, with 



., ii. 

 " 

 mini, MacArthur on, ii. 255 ; of 

 New S Wales, ii. 254 ; sleep m 

 its of, ii. 411 



SS ; dimorphism 

 of sub-genus of, ii. 351 

 Eschschol fertility, 



ii. 352, 356, 35S 



■ its on self-sterility, ii. 347 ; F. 

 Mull periments in crossing, ii. 



355. 

 iricht, on lanugo on human eml 



»• 53 

 Escombe, 1., on vitality of seeds, ii. 



245 ; a n II T., ii. 2t 



Ks [uimaux, Natural Selection and, ii. 33 

 vs ami Reviews, attitude of laymen 



towards, i. 186 

 Eternity, Gapitche on, ii. 

 Etheridge, R., President of Geological 



Soc. (1880-bi), ii. 169 

 Etna, Sir Charles I rk on, i. 



125 ; ii. 137 ; map of, ii. 131 

 Eucalyptus, species setting seed, i-445 ; 



mentioned, ii. 398 

 Euonymus eut dispersal 1 



"■ 349. 350 



\orbia, Darwin on roots of, ii. 434 ; 

 E. peplis, bloom on, ii. 411 

 Euphrasia, parasitism of, ii. 374 

 Europe, movement of, ii. 13S, 140 

 Eurybia argof. musk-tree of Tas- 



mania, an arborescent Composite, i. 



•63 



rgreen vegetation, connection with 

 humid and 1 quable climati , i. 493 



lution, i. 37-399; Darwin's 1 

 views, i. 37 1 



by 1 Ivan a i, 340 : Huxl 



lectures on, i. 129-31 ; of mental 

 nails, i. 351 : i Miill ribu- 



.'. 

 2 . 273 : ii. 206, 207, 

 37Si 176; Pi 



i. 375 ; Romanes' lecture on, i. | 

 Saporta's belief in. i. 302 ; unkn 

 law of, i. 20S ; mis, 



ii. 239 ; of colour, ii. 59 ; and d< 

 ii. 444, 445 : 1 In i, ii. 239 : 



Hi language, ii. 45 : 1.; ell 

 ii. - also Lyell) : Turner on 



man and, ii. 105 ; Wallace on, ii. 

 31. 93 



