[134] "Origin of Species," 5th edition, p. 354.
[135] See his address to the Geological Society, on February 19, 1869.
[136] See Nature, vol. i. p. 399, February 17, 1870.
[137] Ibid. vol. i. p. 454.
[138] "Habit and Intelligence," vol. i. p. 344.
[139] "Habit and Intelligence," vol. i. p. 345.
[140] "Origin of Species," 5th edition, p. 353.
[141] "Origin of Species," 5th edition, p. 381.
[142] "Origin of Species," 5th edition, 1869, p. 463.
[143] See his Catalogue of Acanthopterygian Fishes in the British Museum, vol. iii. p. 540.