[74] Fortnightly Review, New Series, vol. iii (April 1868), p. 372.

[75] "Lay Sermons," p. 339.

[76] "Hereditary Genius, an Inquiry into its Laws," &c. By Francis Galton, F.R.S. (London: Macmillan.)

[77] "Animals and Plants under Domestication," vol. i. p. 37.

[78] Ibid. p. 47.

[79] Ibid. p. 52.

[80] Carpenter's "Comparative Physiology," p. 987, quoted by Mr. J. J. Murphy, "Habit and Intelligence," vol. i. p. 171.

[81] "Animals and Plants under Domestication," vol. i. p. 72.

[82] Ibid. p. 76.

[83] "Animals and Plants under Domestication," vol. i. p. 71.