116 
SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 146 
area to influences of diverse origins. The direction of evolution, while 
generally toward increased social and cultural complexity, is a waver- 
ing rather than a straight line, reflecting the disrupting effects of pres- 
sures from the altiplano and the tropical forests. More clearly than 
any other part of aboriginal Latin America, this region appears to de- 
serve the label of a melting pot, into which elements of very different 
origins were fused together to produce a unique and characteristically 
local result. 
REFERENCES 
Bennett, Wendell C. ; Bleiler, Everett F. ; and Sommer, Frank H. 
1948. Northwest Argentine archaeology. Yale Univ. Publ. Anthrop., No. 38. 
Bird, Junius B. 
1946. The cultural sequence of the North Chilean coast. Handbook of South 
American Indians, vol. 2, pp. 587-594. Bur. Amer. Ethnol. Bull. 143. 
BoMAN, Eric. 
1908. Antiquites de la region andine de la Republique Argentine et du desert 
dAtacama. Paris. 
Casanova, Eduardo. 
1936. El altiplano andino. In Historia de la Nacion Argentina, vol. 1. Buenos 
Aires. 
Cornelly, Francisco L. 
1956. Cultura diaguita chilena y cultura de El Molle. Santiago de Chile. 
Gonzalez, Alberto Rex. 
1955. Contextos culturales y cronologia relativa en el area del N. O. 
argentino. Nota preliminar. An. Arqueol. y Etnogr., No. 11 [1950]. 
Mendoza. 
1956. La cultura Condorhuasi del noroeste argentino. Runa, vol. 7, pte. 1, 
pp. 37-86. Buenos Aires. 
1959. Nuevas fechas de la cronologia arqueologica argentina obtenidas por 
el metodo de radiocarbon (III). Ciencia e Investigacion, vol. I, No. 
4, pp. 142-145. Buenos Aires. 
1960. La estratigrafia de la Gruta de Intihuasi, (Pro v. de San Luis, R. A.) 
y sus relaciones con otros sitios preceramicos de Sudamerica. Rev. 
Inst. Antrop., vol. 1, Univ. Nac. Cordoba-Argentina. 
1961. The La Aguada culture of northwestern Argentina. In Essays in Pre- 
Colombian art and archaeology, by Samuel K. Lothrop et al., pp. 
389-420. Harvard Univ. Press. 
Ibarra Grasso, Dick E. 
1957. Un nuevo panorama de la arqueologia boliviana. In Arqueologia 
Boliviana, edited by C. Ponce Sangines. La Paz. 
Iribarren Charlin, Jorge. 
1957. Nuevos aportes sobre la arqueologia de la cultura de El Molle. Revista 
Universitaria, Ano 42, pp. 175-188. Univ. Catolica Chile. Santiago 
de Chile. 
