333 



United States Department of Agriculture, Soil Survey Staff. 1960. Soil classification: a comprehensive 

 system, 7th approximation. United States Govenunent Printing Office, Washington, DC, 265 

 -PP- 



Vaughan, C, and M. Rodriguez. 1991. White-tailed deer management in Costa Rica. Pp. 288-299 in 

 Neotropical wildlife use and conservation (J. G. Robinson and K. H. Redford, eds.). 

 University of Chicago Press, Chicago, 520 pp. 



Vargas Rivero, C. A. 1983. El ka'anche': una practica horti'cola maya. Bi6tica 8(2): 15 1-173. 



Vickers, W. T. 1980. An analysis of Amazonian hunting yields as a function of settlement age. Pp. 

 7-29 in Working Papers on South American Indians (W. T. Vickers and K. M. Kensinger, 

 eds.). Bennington College, Bennington, VT. 



Vickers, W. T. 1983. Tropical forest mimicry in swiddens: a reassessment of Geertz's model with 

 Amazonian data. Human Ecology ll(l):35-45. 



Vickers, W. T. 1984. The faunal components of lowland South American hunting kills. Interciencia 

 9(6):366-376. 



Vickers, W. T. 1988. Game depletion hypodiesis of Amazonian adaptations: data from a native 

 community. Science 239:1521-1522. 



Vickers, W. T. 1991. Hunting yields and game composition over ten years in an Amazon Indian 



territory. Pp. 53-81 in Neotropical wildlife use and conservation (J. G. Robinson and K. H. 

 Redford, eds.). University of Cnicago Press, Chicago, 520 pp. 



Villa Rojas, A. 1969. The Maya of Yucatan. Pp. 244-275 in Handbook of Middle American Indians, 

 vol. 7 (E. Z. Vogt, ed.). University of Texas Press, Austin, 576 pp. 



Villa Rojas, A. 1987. Los elegidos de dios: emografia de los mayas de Quintana Roo. Institute 

 Nacional Indigenista, Mexico, 574 pp. 



Walker, L. R., D. J. Lodge, N. V. L. Brokaw, and R. B. Waide. 1991. An introduction to 

 hurricanes in the Caribbean. Biotropica 23(4a):313-316. 



Walsh, J., and R. Gannon. 1967. Time is short and the water rises. Thomas Nelson and Sons, 

 Camden, NJ. 



Watts, E. S., and V. Rico-Gray. 1987. Los primates de la Peninsula de Yucatan, M6xico: estudio 

 preliminar sobre su distribuci6n actual y estado de conservaci6n. Bi6tica 12(l):57-66. 



Watters, R. F. 1971. Shifting cultivation in Latin America. FAO Forestry Department Paper Number 

 17. Food and Agriculture Organization of the United Nations, Rome, 305 pp. 



Webb, S. D., and L. G. Marshall. 1982. Historical biogeography of Recent South American land 

 mammals. Pp. 39-52 in Mammalian biology in South America (M. A. Mares and H. H. 

 Genoways, eds.). University of Pittsburgh, Pymatuning Laboratory of Ecology, Special 

 Publication No. 6, Linesville, PA, 539 pp. 



