18 
Psyche 
[March 
Stejskal, 
1976. 
White, M. 
1973. 
Wilson, E 
1971. 
M. 
Aranas sociales destructoras de las plantas de cafe, citricos y mangoes en 
Venezuela. Turrialba, 26: 343-350. 
J. D. 
Animal cytology and evolution. 3rd Edition. 961 pp. University Press, 
Cambridge. 
O. 
The insect societies. 548 pp. Belknap Press-Harvard, Cambridge. 
