236 
Psyche 
[Vol. 92 
MOglich, M., and B. HOlldobler. 1974. Social carrying behavior and division 
of labor during nest moving in ants. Psyche, 81 : 219-236. 
MOglich, M., and B. HOlldobler. 1975. Communication and orientation dur- 
ing foraging and emigration in the ant Formica fusca. J. Comp. Physiol., 101 : 
275-288. 
Oster, G. F., and E. O. Wilson. 1978. Caste and ecology in the social insects. 
Princeton. 
Pamilo, P., and S. L. Varvio-Aho. 1979. Genetic structure of nests in the ant 
Formica sanguinea. Behav. Ecol. Sociobiol., 6: 91-98. 
Peeters, C. 1982. The reproductive strategy of the ponerine Ophthalmopone ber- 
thoudi: an insight into the evolution of ant eusociality. pp. 220-221 in: Breed, 
M. D., C. D. Michener and H. E. Evans (eds). The biology of social insects. 
Westview. 
Peeters, C. 1984. Social organization, breeding biology, and the process of 
reproductive differentiation in Ophthalmopone berthoudi Forel, a ponerine ant. 
Unpublished Ph. D. thesis, Univ. of Johannesburg. 
Peeters, C., and R. Crewe. 1984. Insemination controls the reproductive div- 
ision of labour in a ponerine ant. Naturwissenschaften, 71 : 50-51. 
Rosengren, R. 1971. Route fidelity, visual memory and recruitment behavior in 
foraging wood ants of the genus Formica (Hymenoptera, Formicidae). Acta 
Zoologica Fennica, 133, 106 p. 
Rosengren, R., and P. Pamilo. 1983. The evolution of polygyny and polydomy 
in mound-building Formica ants. Acta Entomol. Fennica, 42: 65-77. 
Scherba, G. 1964. Analysis of inter-nest movement by workers of the ant For- 
mica opaciventris Emery (Hymenoptera: Formicidae). Anim. Behav., 12 : 
508-512. 
Ward, P. S. 1981. Ecology and life history of the Rhytidoponera impressa group 
(Hymenoptera: Formicidae). II. Colony origin, seasonal cycles, and reproduc- 
tion. Psyche, 88 : 109-126. 
Ward, P. S. 1983. Genetic relatedness and colony composition in a species com- 
plex of ponerine ants. 1. Phenotypic and genotypic composition of colonies. 
Behav. Ecol. Sociobiol., 12 : 285-299. 
Wheeler, W. M. and J. W. Chapman. 1922. The mating of Diacamma. Psyche, 
29 : 203-211. 
Whelden, R. M. 1957. Notes on the anatomy of Rhytidoponera convexa Mayr 
(“ violacea ” Forel) (Hymenoptera, Formicidae). Ann. Entomol. Soc. Amer., 50 : 
271-282. 
Wilson, E. O. 1971. The insect societies. Harvard, Univ. Press. 
