172 
Psyche 
[Vol. 88 
Figure 1. Polistes gallicus worker (left) and male (right) collected in Cambridge, 
Massachusetts. Length of worker, 1.4 cm. 
Acknowledgements 
I wish to thank Dr. Howard E. Evans and Dr. Ronald J. 
McGinley for their helpful comments on the manuscript, Dr. Frank 
M. Carpenter for photographing the specimens, and Dr. Arnold S. 
Menke for the species identification. I also wish to thank Mr. Loren 
Preston of the Cambridge Department of Traffic and Parking, for 
the loan of a stop sign pole, and Mrs. Rita Kelley for permission to 
work on Her property. 
References 
Giner Mari, J. 
1945. Himenopteros de Espana, fams. Vespidae, Eumenidae, Masaridae, 
Sapygidae, Scoliidae, y Thynnidae. Madrid: Instituto Espanol de 
Entomologia. 142 pp. 
Gijiglia, Delfa 
1972. Les Guepes Sociales d’Europe Occidentale et Septentrionale. Faune de 
l’Europe et du Bassin Mediterranean, VI. Paris: Masson et Cie. 181 pp. 
Pardi, L. 
1948. Dominance order in Polistes wasps. Physiol. Zool. 21(1): 1-13. 
