[18] Im Thurn, Indians of Guiana, p. 223.
[19] Ibid. p. 215.
[20] Dodge, Our Wild Indians, p. 205 sq.
[21] Mackenzie, Voyages to the Frozen and Pacific Oceans, p. cxxii. sq. Schoolcraft, Archives of Aboriginal Knowledge, v. 176.
[22] Prejevalsky, Mongolia, i. 69 sqq.
[23] Paulitschke, Ethnographie Nordost-Afrikas, pp. 189, 190, 244.
[24] Spencer, Principles of Sociology, i. 750.
[25] Westermarck, History of Human Marriage, p. 402.
[26] Macdonald, Light in Africa, p. 159.
[27] E.g., the Navahos and Pelew Islanders (Westermarck, op. cit. pp. 392, 393, 398 sq. For the position of wives among these peoples, see infra, pp. [638], [643]).