[15] Topinard, L’homme dans la Nature, p. 214. Paris, 1891.
[16] Deniker and Boulart, loc. cit., p. 55.
[17] Boyd, “Table of Weights of the Human Body, etc.,” Philos. Trans. Roy. Soc. London, 1861; Bischoff, Das Hirngewicht der Menschen, Bonn, 1880. The difference remains nearly the same if, instead of the weight of the body, we take its surface, as was attempted by E. Dubois (Bull. Soc. Anthr. Paris, p. 337, 1897).
[18] For further details about this plane, see p. [59].
[19] See on this subject the interesting study of Dr. Török in the Centralblatt für Anthropologie, etc., directed by Buschan, 1st year, 1896, No. 3.
[20] Pfitzner, “Die kleine Zehe,” Arch. f. Anat. u. Phys., 1890.
[21] Bell, The Naturalist in Nicaragua, p. 209, 1874; Shevyref, “Parasites of the Skin, etc.,” Works Soc. of Naturalists, St. Petersburg, 1891, in Russian.
[22] Walter Kidd, “Certain Vestigial Characters in Man,” Nature, 1897, vol. lv., p. 237.
[23] See for further details Deniker, Recherches anatom. et embryol. sur les singes anthropoides, Paris and Poitiers, 1886 (Extr. from Arch. de Zool. experim., 30 ser., vol. iii., supp., 1885–86).
[24] Deniker, “Les Races de l’Europe,” Bull. Soc. Anthr. Paris, p. 29, 1897.