[172] Id., ibid.

[173] Houzeau, Facultés mentales des animaux, t. Ier. p. 282.

[174] Darwin, Descent of Man, p. 270.

[175] Id., ibid. p. 282.

[176] Dalton, Ethn. Bengal, p. 289.

[177] De bello Gallico, v. p. 14.

[178] Berthelot, Mém. Soc. Ethn., pp. 121, 125, 155, 186, 210.

[179] Radiguet, Derniers Sauvages, p. 180.

[180] Dalton, loc. cit., pp. 33-36.

[181] Schortt, Trans. Ethno. Soc. (New Series), vol. viii. p. 240.