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Oberstadt, B.; Heinze, J. 2003. Mating biology and population structure of the ant, Leptothorax gredleri. Insectes Sociaux 50:340-345. PDF

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O'Donnell, S.; Kaspari, M.; Lattke, J. 2005. Extraordinary predation by the Neotorpical army ant Cheliomyrmex andicola: implications for the evolution of the army ant syndrome. Biotropica 37:706-709. PDF

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Neumeyer, R.; Giacalone, I.; Moretti, M. 2000. Syntopie dreier Arten der Gattung Stenamma Westwood 1840 (Hymenoptera: Formicidae) im Tessin (Schweiz). Mitteilungen der Schweizerischen Entomologischen Gesellschaft 73:1-4. PDF

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Nascimento, I. C. do; Delabie, J. H. C.; Ferreira, P. S. F.; Della Lucia, T. M. C. 2004. Mating flight seasonality in the genus Labidus (Hymenoptera: Formicidae) at Minas Gerais, in the Brazilian Atlantic forest biome, and Labidus nero, junior synonym of Labidus mars. Sociobiology 44:615-622. PDF

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Murakami, T.; Ohkawara, K.; Higashi, S. 2002. Morphology and developmental plasticity of reproductive females in Myrmecina nipponica (Hymenoptera: Formicidae). Annals of the Entomological Society of America 95:577-582. PDF