[113] “Mutual Aid among Savages.” Nineteenth Century, vol. xxix. April, 1891, p. 538.
[114] “Descent of Man,” vol. i., p. 96.
[115] “Des Sociétés Animales: Étude de Psychologie Comparée” (Paris, 1877).
[116] “Mutual Aid among Savages,” Nineteenth Century, April, 1891, pp. 539, 540.
[117] Page 63.
[118] Op. cit., p. 267; cf. supra, p. [138].
[119] G. F. Stout, “Manual of Psychology,” p. 268.
[120] Ibid., p. 318.
[121] “Manual of Psychology,” p. 84.
[122] “Habit and Instinct,” ch. ix., p. 186.