1986] Herbers & Tucker — Leptothorax longispinosus 229 
Herbers, J. M. 1984. Queen-worker conflict and eusocial evolution in a polygy- 
nous ant species. Evol. 38: 631-643. 
Herbers, J. M. 1985. Seasonal structuring of a northeastern ant community. Ins. 
Soc. 32 : 224-240. 
Herbers, J. M. 1986a. Nest site competition and facultative polygyny in Lepto- 
thorax longispinosus. Beh. Ecol. Sociobiol. 19 : 115-122. 
Herbers, J. M. 1986b. Effects of ecological parameters on queen number in Lep- 
tothorax longispinosus (Hymenoptera: Formicidae). J. Kans. Ent. Soc. (in 
press) 
Kannowski, P. 1959. The use of radioactive phosphorus in the study of colony 
distribution of the ant Lasius minitus. Ecol. 40 : 162-165. 
MacKay, W. and E. MacKay. 1983. Analysis of internest movement in Formica 
haemorrhoidalis Emery. Southwest. Natur. 28: 295. 
MOglich, M. 1978. Social organization of nest emigration in Leptothorax 
(Hym., Form.) Ins. Soc. 25 : 205-225. 
Pamilo, P., R. H. Crozier, and J. Fraser. 1985. Inter-nest interactions, nest 
autonomy, and reproductive specialization in an Australian arid-zone ant, Rhy- 
tidoponera sp. 12. Psyche 92 : 217-236. 
Scherba, G. 1958. Reproduction, nest orientation, and population structure of 
an aggregation of mound nests of Formica ulkei Emery (Formicidae) Ins. Soc. 2: 
201-213. 
Scherba, G. 1965. Analysis of inter-nest movement by workers of the ant For- 
mica opaciventris Emery. Anim. Behav. 12 : 508. 
Smallwood, J. 1982. Nest relocations in ants. Ins. Soc. 29: 138-147. 
Smallwood, J. and D. C. Culver. 1979. Colony movements of some North 
American ants. J. Anim. Ecol. 48 : 373-382. 
Stuart, R. J. 1985. Spontaneous polydomy in laboratory colonies of the ant 
Leptothorax curvispinosus Mayr (Hymenoptera: Formicidae). Psyche 92: 
71-81. 
Talbot, M. 1957. Population studies of the slave-making ant Leptothorax dulo- 
ticus and its slave Leptothorax curvispinosus. Ecology 38: 449-456. 
Talbot, M. 1961. Mounds of the ant Formica ulkei at the Edwin S. George 
Reserve, Livingston County, Michigan. Ecol. 42 : 202-205. 
Van Pelt, A. 1976. Nest relocation in the ant Pogonomyrmex barbatus. Ann. 
Ent. Soc. Amer. 69: 493. 
Wilson, E. O. 1975. Leptothorax duloticus and the beginnings of slavery in ants. 
Evol. 29 : 108-119. 
