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Hölldobler, B.; Palmer, J. M.; Masuko, K.; Brown, W. L., Jr. 1989. New exocrine glands in the legionary ants of the genus Leptanilla (Hymenoptera: Formicidae: Leptanillinae). Zoomorphology (Berlin) 108:255-262.

Hölldobler, B.; Palmer, J. M. 1989a. A new tarsal gland in ants and the possible role in chemical communication. Naturwissenschaften 76:385-386.

Hölldobler, B.; Palmer, J. M. 1989b. Footprint glands in Amblyopone australis (Formicidae, Ponerinae). Psyche (Cambridge) 96:111-121.

Hölldobler, B.; Wilson, E. O. 1990. The ants. Cambridge, Mass.: Harvard University Press, xii + 732 pp.

Hölldobler, B.; Markl, H. 1990 ("1989"). Notes on interspecific, mixed colonies in the harvester ant genus Pogonomyrmex. Psyche (Cambridge) 96:237-238.

Hölldobler, B.; Palmer, J. M.; Moffett, M. W. 1990. Chemical communication in the dacetine ant Daceton armigerum (Hymenoptera: Formicidae). Journal of Chemical Ecology 16:1207-1219.

Heinze, J.; Hölldobler, B.; Cover, S. P. 1992. Queen polymorphism in the North American harvester ant, Ephebomyrmex imberbiculus. Insectes Sociaux 39:267-273.

Hölldobler, B.; Obermayer, M.; Wilson, E. O. 1992. Communication in the primitive cryptobiotic ant Prionopelta amabilis (Hymenoptera: Formicidae). Journal of Comparative Physiology. A. Sensory, Neural and Behavioral Physiology 171:9-16.

Hölldobler, B.; Wilson, E. O. 1992. Pheidole nasutoides, a new species of Costa Rican ant that apparently mimics termites. Psyche (Cambridge) 99:15-22.

Lipski, N.; Heinze, J.; Hölldobler, B. 1992. Social organization of three European Leptothorax species (Hymenoptera, Formicidae). Pp. 287-290 in: Billen, J. P. J. (ed.) 1992. Biology and evolution of social insects. Leuven: Leuven University Press, ix + 390 pp.

Morgan, E. D.; Hölldobler, B.; Vaisar, T.; Jackson, B. D. 1992. Contents of poison apparatus and their relation to trail-following in the ant Daceton armigerum. Journal of Chemical Ecology 18:2161-2168.

Peeters, C.; Billen, J. P. J.; Hölldobler, B. 1992. Alternative dominance mechanisms regulating monogyny in the queenless ant genus Diacamma. Naturwissenschaften 79:572-573.

Peeters, C.; Hölldobler, B. 1992. Notes on the morphology of the sticky "doorknobs" of larvae in an Australian Hypoponera sp. (Formicidae; Ponerinae). Psyche (Cambridge) 99:23-30.

Sommer, K.; Hölldobler, B. 1992. Coexistence and dominance among queens and mated workers in the ant Pachycondyla tridentata. Naturwissenschaften 79:470-472.

Gronenberg, W.; Tautz, J.; Hölldobler, B. 1993. Fast trap jaws and giant neurons in the ant Odontomachus. Science (Washington, D. C.) 262:561-563.

Heinze, J.; Kühnholz, S.; Schilder, K.; Hölldobler, B. 1993. Behavior of ergatoid males in the ant, Cardiocondyla nuda. Insectes Sociaux 40:273-282.

Heinze, J.; Hölldobler, B. 1993a. Queen polymorphism in an Australian weaver ant, Polyrhachis cf. doddi. Psyche (Cambridge) 100:83-92.

Heinze, J.; Hölldobler, B. 1993b. Fighting for a harem of queens: physiology of reproduction in Cardiocondyla male ants. Proceedings of the National Academy of Sciences of the United States of America 90:8412-8414.

Gadau, J.; Heinze, J.; Dick, B.; Hölldobler, B. 1994. Multilocus DNA-fingerprinting in ants. P. 44 in: Lenoir, A.; Arnold, G.; Lepage, M. (eds.) 1994. Les insectes sociaux. 12ème congrès de l'Union Internationale pour l'Étude des Insectes Sociaux. Paris, Sorbonne, 21-27 août 1994. Paris: Université Paris Nord, xxiv + 583 pp.

Heinze, J.; Gadau, J.; Hölldobler, B.; Nanda, I.; Schmid, M.; Scheller, K. 1994. Genetic variability in the ant Camponotus floridanus detected by multilocus DNA fingerprinting. Naturwissenschaften 81:34-36.

Heinze, J.; Hölldobler, B. 1994. Fighting and thelytokous parthenogenesis in the ant, Platythyrea punctata. P. 245 in: Lenoir, A.; Arnold, G.; Lepage, M. (eds.) 1994. Les insectes sociaux. 12ème congrès de l'Union Internationale pour l'Étude des Insectes Sociaux. Paris, Sorbonne, 21-27 août 1994. Paris: Université Paris Nord, xxiv + 583 pp.

Heinze, J.; Hölldobler, B.; Peeters, C. 1994. Conflict and cooperation in ant societies. Naturwissenschaften 81:489-497.

Hölldobler, B.; Peeters, C.; Obermayer, M. 1994. Exocrine glands and the attractiveness of the ergatoid queen in the ponerine ant Megaponera foetens. Insectes Sociaux 41:63-72.

Lipski, N.; Heinze, J.; Hölldobler, B. 1994. Untersuchungen zu Koloniestruktur und genetischem Verwandtschaftsgrad bei Leptothorax muscorum (Hym., Formicidae). Mitteilungen der Deutschen Gesellschaft für Allgemeine und Angewandte Entomologie 9:355-359.

Oldham, N. J.; Morgan, E. D.; Hölldobler, B. 1994. The recruitment pheromones of Aphaenogaster (=Novomessor) cockerelli and A. (=Novomessor) albisetosus, two closely related myrmicine ants. P. 486 in: Lenoir, A.; Arnold, G.; Lepage, M. (eds.) 1994. Les insectes sociaux. 12ème congrès de l'Union Internationale pour l'Étude des Insectes Sociaux. Paris, Sorbonne, 21-27 août 1994. Paris: Université Paris Nord, xxiv + 583 pp.

Sommer, K.; Hölldobler, B.; Jessen, K. 1994. The unusual social organization of the ant Pachycondyla tridentata (Formicidae, Ponerinae). Journal of Ethology 12:175-185.

Bestmann, H. J.; Haak, U.; Kern, F.; Hölldobler, B. 1995. 2,4-dimethyl-5-hexanolide, a trail pheromone component of the carpenter ant Camponotus herculaneus. Naturwissenschaften 82:142-144.

Heinze, J.; Hölldobler, B. 1995. Thelytokous parthenogenesis and dominance hierarchies in the ponerine ant, Platythyrea punctata. Naturwissenschaften 82:40-41.

Heinze, J.; Hölldobler, B.; Trenkle, S. 1995. Reproductive behavior of the ant Leptothorax (Dichothorax) pergandei. Insectes Sociaux 42:309-315.