[518] v. Humboldt, ‘Travels to the Equinoctial Regions of the New Continent,’ vol. vi. p. 41. Waitz, loc. cit. vol. iii. p. 383.
[519] Buckley, in ‘Jour. Anthr. Inst.,’ vol. iii. p. 31.
[520] Waitz, vol. iii. pp. 471, et seq. Spencer, ‘Descriptive Sociology,’ American Races, p. 10.
[521] v. Martius, loc. cit. vol. i. pp. 352, et seq. Wallace, ‘Travels on the Amazon,’ p. 499.
[522] Hyades, in ‘Bull. Soc. d’Anthr.,’ ser. iii. vol. x. p. 334.
[523] Cook, loc. cit. vol. i. p. 412.
[524] Morgan, ‘Systems,’ &c., pp. 579, 583.
[525] Ellis, loc. cit. vol. i. p. 260.
[526] Cook, loc. cit. vol. ii. p. 172.
[527] Ellis, ‘Tour through Hawaii,’ pp. 391, et seq.