1968] 
West — Polistes exclamans 
123 
Rau, Phil and Nellie Rau. 
1918. Wasp Studies Afield. Princeton Univ. Press, Princeton, N. J. 
xv + 372 pp. 
West, M. J. 
1967a. The social biology of polistine wasps. Doctoral Dissertation, 
University of Michigan, Ann Arbor (University Microfilms, Ann 
Arbor, Michigan). 
1967b. Foundress associations in polistine wasps: dominance hierarchies 
and the evolution of social behavior. Science 157(3796): 1584- 
1585. 
Wheeler, W. M. 
1922. Social Life Among the Insects. Constable & Co., Ltd., London. 
375 pp. 
