[30] “Essays on Heredity,” &c., Oxford, 1889, p. 171.

[31] “Essays on Heredity,” &c., Oxford, 1889, p. 266.

[32] “Darwinism,” 1889, p. 440.

[33] Page 83.

[34] Vol. i. p. 466, &c. Ed. 1885.

[35] “Darwinism,” p. 440.

[36] Longmans, 1890.

[37] Tom. iv. p. 383. Ed. 1753.

[38] Essays, &c., p. 447.

[39] “Zoonomia,” 1794, vol. i. p. 480.