[10]Hooton, “Racial Types in America, etc.,” 158.

[11]W. W. Howells, “The Origins of the American Indian Race Types,” in The Maya and Their Neighbors (1940), 8.

[12]Hooton, op. cit., 152, and Up from the Ape (1931), 569.

[13]W. J. Sollas, Ancient Hunters and Their Modern Representatives (1911), 583-594.

[14]M. R. Harrington, Gypsum Cave, Nevada (Southwest Museum Papers, no. 8, 1933), 190.

[15]Griffith Taylor, Environment, Race, and Migration, 247 (1938).

[16]Hooton, “Skeletons from the Cenote of Sacrifice at Chichén Itzá,” in The Maya and Their Neighbors (1940), 277, 280.

[17]Carl Sauer, “Early Relations of Man to Plants,” Geographical Review, 87:10 (1947).

[18]Earl W. Count, “Primitive Amerinds and the Australo-Melanesians,” Revista del Instituto de Antropologia de la Universidad Nacional de Tucumán, 1:123, 133 (1939).

[19]A. A. Mendes Correâ, Homo (1926), 229, and “Nouvelle hypothese sur le peuplement primitif de l’Amérique du Sud,” 22nd International Congress of Americanists, 1:116 (1926).