1985] 
Stuart — Leptothorax curvispinosus 
81 
MOglich, M. 1979. Tandem calling pheromone in the genus Leptothorax 
(Hymenoptera: Formicidae): Behavioral analysis of specificity. J. Chem. Ecol. 5 : 
35-52. 
MOgi.k h, M., U. Maschwitz, and B. HOlldobi.hr. 1974. Tandem calling: a 
new kind of signal in ant communication. Science 186 : 1046 1047. 
Parkhr, R. E. 1979. Introductory statistics for Biology. Arnold, London, v + 122 
pp. 
Stuart, R. J., andT. M. Alloway. 1983. The slave-making ant, Harpagoxenus 
canadensis M. R. Smith, and its host-species, Leptothorax muscorum (Ny- 
lander): Slave raiding and territoriality. Behaviour 85 : 58-90. 
Stgrthvant, A. H. 1927. The social parasitism of the ant Harpagoxenus ameri- 
canus. Psyche 34: 1 9. 
Talbot, M. 1957. Population studies of the slave-making ant Leptothorax dulo- 
ticus and its slave Leptothorax curvispinosus. Ecology 38: 449-456. 
Wkrnkr, P., F. Catzkflis and D. Chkrix. 1979. A propos du polycalisme chez 
Formica (Coptoforniica) exsecta Nyl. CR Sect. Fr. UIE1S, Lausanne 7-8 Sept. 
1979 : 115 126. 
Wilson, E. O. 1971. The insect societies. Belknap Press of Harvard University 
Press, Cambridge, Mass, x + 548 pp. 
Wilson, E. O. 1974a. Aversive behavior and competition within colonies of the 
ant Leptothorax curvispinosus. Ann. Ent. Soc. Am. 67 : 777-780. 
Wilson, E. O. 1974b. The population consequences of polygyny in the ant Lepto- 
thorax curvispinosus. Ann. Ent. Soc. Am. 67 : 781-786. 
