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Jäch, M. A. 2005. In memoriam Stefan Schödl (1957-2005). Koleopterologische Rundschau 75:389-400. PDF
Julian, G. E.; Gronenberg, W. 2002. Smaller brains in queen ants. Brain, Behavior and Evolution 60:152-164.

Notes: Comparison among castes

Julian, G. E.; Fewell, J. H.; Gadau, J.; Johnson, R. A.; Larrabee, D. 2002. Genetic determination of the queen caste in an ant hybrid zone. Proceedings of the National Academy of Sciences of the United States of America 99:8157-8160.
Jiménez, E.; Fernández, F.; Arias, T.M.; Lozano-Zambrano, F. H. (eds.) 2008. Sistemática, biogeografía y conservación de las hormigas cazadoras de Colombia. Bogotá: Instituto de Investigación de Recursos Biológicos Alexander von Humboldt, xiv + 609 pp. PDF

Notes: Pdf posted 4 February 2008. Printed 26 December 2008.

Jaitrong, W.; Nabhitabhata, J. 2005. A list of known ant species of Thailand (Formicidae: Hymenoptera). The Thailand Natural History Museum Journal 1(1):9-54. PDF