{150d} “Hist. Nat.,” tom. i., p. 13, 1749, quoted “Evol. Old and New,” p. 108. {156a} “Origin of Species,” ed. vi., p. 107. {156b} _Ibid._, ed. vi., p. 166. {157a} “Origin of Species,” ed. vi., p. 233. {157b} _Ibid._ {157c} _Ibid._, ed. vi., p. 109. {157d} _Ibid._, ed. vi., p. 401. {158a} “Origin of Species,” ed. i., p. 490. {161a} “Origin of Species,” ed. vi., 1876, p. 171. {163a} “Charles Darwin,” p. 113. {164a} “Animals and Plants under Domestication,” vol. ii., p. 367, ed. 1875. {168a} Page 3. {168b} Page 4. {169a} It should be remembered this was the year in which the “Vestiges of Creation” appeared. {173a} “Charles Darwin,” p. 67. {173b} H. S. King & Co., 1876. {174a} Page 17. {195a} “Phil. Zool.,” tom. i., pp. 34, 35. {202a} “Origin of Species,” p. 381, ed. i. {203a} Page 454, ed. i. {205a} “Principles of Geology,” vol. ii., chap. xxxiv., ed. 1872. {206a} “Natürliche Schöpfungsgeschichte,” p. 3. Berlin, 1868. {209a} See “Evolution Old and New,” pp. 8, 9. {216a} “Vestiges,” &c., ed. 1860; Proofs, Illustrations, &c., p. xiv. {216b} _Examiner_, May 17, 1879, review of “Evolution Old and New.” {218a} Given in part in “Evolution Old and New.” {219a} “Mind,” p. 498, Oct., 1883. {224a} “Degeneration,” 1880, p. 10. {227a} E.g. the Rev. George Henslow, in “Modern Thought,” vol. ii., No. 5, 1881. {232a} “Nature,” Aug. 6, 1886. {234a} See Mr. Darwin’s “Animals and Plants under Domestication,” vol. i., p. 466, &c., ed. 1875. {235a} Paris, 1873, Introd., p. vi. {235b} “Hist. Nat. Gen.,” ii. 404, 1859. {239a} As these pages are on the point of going to press, I see that the writer of an article on Liszt in the “Athenæum” makes the same emendation on Shakespeare’s words that I have done. {240a} “Voyages of the _Adventure_ and _Beagle_,” vol. iii., p. 373. London, 1839. {242a} See Professor Paley, “Fraser,” Jan., 1882, “Science Gossip,” Nos. 162, 163, June and July, 1878, and “Nature,” Jan. 3, Jan. 10, Feb. 28, and March 27, 1884. {245a} “Formation of Vegetable Mould,” etc., p. 217. Murray, 1882. {248a} “Fortnightly Review,” Jan., 1886. {253a} “On the Growth of Trees and Protoplasmic Continuity.” London, Stanford, 1886. {260a} Sometimes called Mendelejeff’s (see “Monthly Journal of Science,” April, 1884). {261a} I am aware that attempts have been made to say that we can conceive a condition of matter, although there is no matter in connection with it—as, for example, that we can have motion without anything moving (see “Nature,” March 5, March 12, and April 9, 1885)—but I think it little likely that this opinion will meet general approbation. {264a} Page 53.