[16]Edgar B. Howard, “The Emergence of a General Folsom Pattern,” 25th Anniversary Studies, Philadelphia Anthropological Society (1937), 1:114.
[17]Hans E. Fischel, “Folsom and Yuma Culture Finds,” American Antiquity, 4:241 (1939).
[18]Eiseley, “Did the Folsom Bison Survive in Canada?” Scientific Monthly, 56:468-472 (1943).
[19]S. N. Rhoads, “Notes on Living and Extinct Species of North American Bovidae,” Proceedings, Academy of Natural Sciences of Philadelphia, 49:497 (1897). C. Gordon Hewitt, The Conservation of the Wild-Life of Canada (1921), 124.
[20]Ernest Thompson Seton, Lives of Game Animals (1927), vol. 3, pt. 2, p. 707.
[21]Eiseley, op. cit., 471.
[22]K. P. Schmidt, “Herpetological Evidence for a Post-Glacial Eastward Extension of the Steppe in North America,” Ecology, 19:398-399 (1938).
[23]Ernst Antevs, personal communication, 1946.
[24]H. H. Howorth, The Mammoth and the Flood (1887), xviii.
[25]Eiseley, “The Fire-Drive and the Extinction of the Terminal Pleistocene Fauna,” American Anthropologist, new ser. 48:54-55 (1946).