452 



INDEX 



Argus pheasant, colour, i. 330 ; ii. 87 ; 



unadorned head, ii. 14, 15 

 Argyll, Duke of, attack on Romanes in 



Nature ) i. 395; rejoinder by Romanes 



in Nature , i. 395 ; Hooker on, i. 302 ; 



Letter to, i. 377, 378; Reign of Law 



by, i. 277, 281 

 Aristolochia, i. 94 ; fertilisation of, ii. 



262 



Aristotle, reference to, ii. 426 

 Ark, Fitz-Roy on extinction of Mastodon 



owing to construction of, i. 129 

 Armadillo, i. 12 

 Army, measurement of soldiers of 



U.S.A., ii. 35 



Artemia, Schmankewitsch's experi- 

 ments on, i. 391 

 Ascension Island, plants of, i. 401, 414 ; 



earth-movements, ii. 127 ; volcanic 



rocks, ii. 205 



Ascidians, budding of, i. 362 

 Asclepiadese, fertilisation of, ii. 262 

 Ash, comparison of peat and coal, ii. 219 

 Asher, Dr., sends Russian wheat to 



Darwin, ii. 419-22 

 Ashley, ii. 435 

 Ashley Heath, Mackintosh on boulders 



of, ii. 1 68 



Askenasy, E., on Darwinism, ii. 387 

 Aspicarpa, i. 142 

 Ass, hybrids between mare and, i. 320 ; 



ii- 359 

 Asterias t i. 116 



Astragalus hypoglottis, range of, i. 431 

 Astronomical causes, crust-movements 



due to, ii. 140, 141 

 Asturian plants in Ireland, i. 54 

 Atavism, use of term by Duchesne, i. 



21.7 ; Kollmann on, i. 363 

 Athenoeum Club, Huxley's election, i. 



90 



Athetuzum, correspondence on Darwin's 

 statements on rate of increase of ele- 

 phants, i. 336 ; Darwin's opinion of, 

 i. 186, 304; ii. 356 ; abuse of Darwin, 



". 356 ~ 



Atlantic islands, peculiar genera and 

 their origin, i . 494 ; ii. i 



Atlantis, America and, i. 485 ; Canary I. 

 and, i. 428; Darwin's disbelief in, 

 i. 480; Heer's map, i. 461 ; Wollas- 

 ton's, i. 167 



Atolls, Darwin's wish for investigation 

 by boring of coral, ii. 198 ; Darwin 

 on Murray's theory, ii. 197, 198 ; Dar- 

 win's work on, ii. 226 



Atomogenesis, term suggested as sub- 

 stitute for pangenesis, i. 281 



Atriplex, buried seeds found in sandpit 

 near Melrose, ii. 244-6 



Attica, Gaudry on fossil animals, ii. 235 



Auckland Island, flora, i. 404 



Audubon, J. J., on antics of birds during 

 courtship, ii. 68 ; Ornithological Bio- 

 graphy , ii. 68 



Atirelia, Romanes on, ii. 408 



Auricula, dimorphism of, ii. 328 ; ex- 

 periments on, ii. 323 ; ii. 423 



Austen, Godwin, on changes of level 

 on English coast, i. 482 



Australia, caves of, i. 132 ; character of 

 fauna, i. 117 ; flora of, i. 125 ; Hooker 

 on flora, ii. 9 ; relation of flora to S. 

 America, i. 405, 406 ; relation of flora 

 to S. Africa, i. 447, 448 ; European 

 plants in, i. 446 ; local plants in S.W., 

 i. 446, 447 ; naturalised plants, i. 451 ; 

 plants on mountains, i. 404 ; fossil 

 plants, ii. 26 ; dichogamy of trees in, 

 i. 445 ; as illustrating rate and pro- 

 gress of evolution, i. 173 ; Mastodon 

 from, i. 211, 228; products of, com- 

 pared with those of Asia, i. 114; 

 submergence, i. 448 



Australian savages and Natural Selec- 

 tion, ii. 33 



Australian species, occurrence in Malay 

 Archipelago and Philippines, i. 446 



Autobiographical recollections, Charles 

 Darwin's, i. 1-5 



Autobiography, extract from Darwin's, 

 i. 30 



Autogamy, Kerner s term, ii. 413 



Automatism, Huxley's Essay, i. 398 



Avebury, Lord, i. 159, 178, 184; ad- 

 dress at Brit. Assoc. meeting at York 

 (1881), i. 394; ii. 169; on the Finns 

 and Kjokken modelings, i. 470 ; 

 letters to, i. 204, 205, 232, 233, 330, 

 332 ; ii. 169, 170, 256, 285, 286, 430 ; 

 on the Origin, i. 119; Prehistoric 

 Times, i. 263 ; on the Progress of 

 Science, i. 394 ; on Seedlings, i. 148 ; 

 story of Darwin told by, i. 38 ; Dar- 

 win regrets his entrance into politics, 

 ii. 156, 157 ; on Ramsay's lake- 

 theory, ii. 170 



Averrhoa, Darwin's work on, ii. 411, 

 412, 414 



Ax ell, Severin, book on fertilisation of 

 plants, ii. 384 



Axon, W. E., letter from Darwin to 

 Mrs. E. Talbot published by, ii. 54 



Aye Aye, Owen on the, i. 242, 243 



Azara, ii. 63 



Azores, organic relation with America, 

 i. 427 ; birds, i. 484 ; ii. 3 ; European 

 birds as chance wanderers to, ii. 3 ; 

 erratic blocks, i. 427, 486. 487 ; flora, 

 i. 411. 483, 486, 489 ; ii. 3 - T European 



