1980] 
Jackson — Dictyna & Mallos 
219 
the manuscript. I thank Mary Catharine Vick for assistance with the 
preparation of the manuscript. Charles Griswold, Steve Jackson, and 
Vincent Roth assisted in locating spiders in the field. Helpful 
discussions and assistance in identifying specimens were provided by 
Willis Gertsch. The assistance of the Southwestern Research Station 
of the American Museum of Natural History is gratefully acknow¬ 
ledged. This work was supported in part by National Science 
Foundation Grant BMS 75-09915 to P. N. Witt. 
Literature Cited 
Anderson, J. F. 
1974. Responses to starvation in the spiders Lycosa lenta Hentz, and Filistata 
hibernalis (Hentz). Ecology 55: 576-585. 
Burgess, J. W. 
1976. Social spiders. Sci. Amer. 234: 100-106. 
1979. Web-signal processing for tolerance and group predation in the social 
spider Mallos gregalis Simon. Anim. Behav. 27: 157-164. 
Ghiselin, M. T. 
1974. The Economy of Nature and the Evolution of Sex. University of 
California Press: Berkeley. 
Jackson, R. R. 
1974. Rearing methods for spiders. J. Arachnol. 2: 53-56. 
1977. Web sharing by males and females of dictynid spiders. Bull. Br. Arachnol. 
Soc. 4: 109-112. 
1978a. Comparative studies of Dictyna and Mallos (Araneae, Dictynidae): I. 
Social organization and web characteristics. Rev. Arachnol. 1: 133-164. 
1978b. Male mating strategies of dictynid spiders with differing types of social 
organization. Symp. Zool. Soc. Lond. 42: 79-88. 
1978c. Life history of Phidippus johnsoni (Araneae, Salticidae). J. Arachnol. 6: 
1 29. 
1979a. Predatory behavior of the social spider Mallos gregalis: Is it cooperative? 
Ins. Soc. 26: 300-312. 
1979b. Comparative studies of Dictyna and Mallos (Araneae, Dictynidae): II. 
The relationship between courtship, mating, aggression and cannibalism 
in species with differing types of social organization. Rev. Arachnol. 2: 
103-132. 
1981. Comparative studies of Dictyna and Mallos (Araneae: Dictynidae): IV. 
Silk-mediated interattraction. Ins. Soc. In press. 
Jackson, R. R. & S. E. Smith 
1978. Aggregations of Mallos and Dictyna: Population characteristics. Psyche 
85: 65-80. 
Krafft, B. 
1979. Organisation et evolution des societes d’araignees. J. Psychol. 1: 23-51. 
Kullmann, E. 
1968. Soziale Phaenomene bei Spinnen. Ins. Soc. 15: 289-298. 
