{217} Nineteenth Century, Nov. 1878, p. 826. {218} Encyclopedia Britannica, Art. Biology, 9th ed., Vol. 3, p. 689. {220a} Professor Huxley, Encycl. Brit., 9th ed., Art. Evolution, p. 750. {220b} "Hume," by Professor Huxley, p. 45. {220c} "The Philosophy of Crayfishes," by the Right Rev. the Lord Bishop of Carlisle. Nineteenth Century for October 1880, p. 636. {221} Les Amours des Plantes, p. 360. Paris, 1800. {222a} Philosophie Zoologique, tom. i. p. 231. Ed. M. Martin. Paris, 1873. {222b} Those who read the three following chapters will see that these words, written in 1880, have come out near the truth in 1884. {223a} Journal of the Proceedings of the Linnean Society. Williams & Norgate. 1858, p. 61. {223b} Contributions to the Theory of Natural Selection, 2d ed., 1871, p. 41. {223c} Origin of Species, p. I, ed. 1872. {223d} Origin of Species, 6th ed., p. 206. I ought in fairness to Mr Darwin to say that he does not hold the error to be quite as serious as he once did. It is now "a serious error" only; in 1859 it was "most serious error."--_Origin of Species_, 1st ed., p. 209. {224} Origin of Species, 1st ed., p. 242; 6th ed., p. 233. {225a} I never could find what these particular points were. {225b} Isidore Geoffrey, Hist. Nat. Gen., tom. ii. p. 407, 1859. {225c} M. Martin's edition of the Philosophie Zoologique (Paris, 1873), Introduction, p. vi. {225d} Encyclopaedia Britannica, 9th ed., p. 750. {228a} Kegan Paul & Co., 1883. {228b} Principles of Psychology, Vol. I. p. 445. {228c} Ibid. I. 456. {228d} Problems of Life and Mind, first series, Vol. I., 3rd ed. 1874, p. 141, and Problem I. 21. {228e} p. 33. {228f} p. 77. {228g} p. 115. {229} Translation of Professor Hering's address on "Memory as an Organised Function of Matter," Unconscious Memory, p. 116. {230} See Zoonomia, Vol. I. p. 484. {231a} Problems of Life and Mind, I. pp. 239, 240: 1874. {231b} Kegan Paul. November, 1883. {232a} Mental Evolution in Animals, p. 113. {232b} Ibid. p. 115. {232c} Ibid. p. 116. Kegan Paul. Nov. 1883. {233a} Mental Evolution in Animals, p. 131. Kegan Paul. Nov. 1883. {233b} Vol. I., 3rd ed. 1874, p. 141, and Problem I. 21. {233c} Mental Evolution in Animals, pp. 177, 178. Nov. 1883. {234a} Mental Evolution in Animals, p. 193. {234b} Ibid, p. 195. {234c} Ibid, p. 296. Nov. 1883. {234d} Ibid. p. 192. Nov. 1883. {235} Mental Evolution in Animals, p. 296. Nov. 1883. {236a} See page 228. {236b} Mental Evolution in Animals, p. 33. Nov. 1883. {236c} Ibid, p. 116. {236d} Ibid. p. 178. {239} Evolution, Old and New, pp. 357, 358. {240} Mental Evolution in Animals, p. 159. Kegan Paul & Co., 1883. {241} Zoonomia, Vol. I. p. 484. {242a} Mental Evolution in Animals, p. 297. Kegan Paul & Co., 1883. {242b} Ibid. p. 201. {243a} Mental Evolution in Animals, p. 301. November, 1883. {243b} Origin of Species, Ed. I. p. 209.