——— and R. J. Ruppé, 1961. Further archaeological evidence on the 
effects of teosinte introgression in the evolution of modern maize. 
Bot. Mus. Leafl. Harvard Univ. 19: 163-181. 
——, 1963. Form and function of plant structures in the American 
Maydeae and their significance for breeding. Economic Botany 17: 
50-59. 
Gladwin, H.S., 1957. A history of the ancient Southwest. Portland, 
Maine. 
Graner, KE. A. and G. O. Addison, 1944. Meiose em Tripsacum aus- 
trale Cutler e Anderson. Anais Escola Superior Agric. ‘‘Luis Quei- 
roz’’ 13. 218-224, 
Griffin, J. B. and R. A. Yarnell, 1963. A new radiocarbon date from 
the Davis Site, Cherokee County, Texas. Amer. Antiquity 28: 
896-397. 
Grobman, A., W. Salhuana, R. Sevilla in collaboration with P. C. 
Mangelsdorf, 1961. Races of maize in Peru. Nat. Acad. Sci., Nat. 
Res. Council Publication 915: 1-374. 
Guernsey, S. J. and A. V. Kidder, 1921. Basket-maker caves of 
northeastern Arizona. Papers of the Peabody Museum, Harvard 
Univ. 8 (2). 
Gunnerson, J. H., 1960. The Fremont culture: internal dimensions 
and external relationships. Amer. Antiquity 25: 373-380. 
——., 1962. Plateau Shoshonean prehistory : a suggested reconstruc- 
tion. Amer. Antiquity 28: 41-45. 
——., (n.d. a). Archaeological excavations at Snake Rock, Central 
Utah. Manuscript. 
——, (n.d. b). The Fremont culture: a study in culture dynamics 
on the northern Anasazi frontier. Manuscript. 
Haury, E. H., 1945. Painted Cave northeastern Arizona. The Amer- 
ind Foundation, Inc. No. 3. 
Jennings, J. D. (ed.), 1955. The American Southwest; A problem 
in cultural isolation. Society for Amer. Archaeology, Memoir 11: 
59-127. 
Johnson, F. (compiler), 1951. Radiocarbon dating. Society for Amer. 
Archaeology, Memoir 17. 
Jones, V. H., 1949. Maize from the Davis Site; its nature and inter- 
pretation: in H. P. Newell and A.D. Krieger, The George C. Davis 
site, Cherokee County, Texas. Society for Amer. Archaeology, 
Memoir 5: 239-249. 
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