Kim, B.-J.; Kim, J.-H.; Kim, K.-G. 1998. Systematic study of Ponerinae (Hymenoptera: Formicidae) from Korea. Korean Journal of Entomology 28:145-154.

Kim, B.-J.; Kim, K.-G. 1997. Systematic study of Korean Camponotus ants based on electrophoretic and morphological data. Korean Journal of Entomology 27:281-296.

Kikuchi, T.; Tsuji, K. 2005. Unique social structure of Probolomyrmex longinodus. Entomological Science 8:1-3. PDF

Kikuchi, T.; Higashi, S. 1998. A morphological comparison of alate monogynous and polygynous colonies of Myrmica kotokui in northernmost Japan. [Abstract.]. P. 253 in: Schwarz, M. P.; Hogendoorn, K. (eds.) 1998. Social insects at the turn of the millennium. Proceedings of the XIII International Congress of IUSSI. Adelaide, Australia. 29 December 1998 - 3 January 1999. Adelaide: XIII Congress of IUSSI, 535 pp.

Kihara, A.; Onoyama, K.; Ogata, K.; Terayama, M.; Yoshimura, M.; Kondoh, M.; Tsukii, Y. 2002. The Japanese ant image database - structure and function. [Abstract.]. P. 91 in: Billen, J. P. J. 2002. XIV International Congress of IUSSI. The Golden Jubilee Proceedings. 27 July - 3 August 2002, Hokkaido University, Sapporo, Japan. Sapporo: XIV International Congress of IUSSI, 233 pp.

Kidd, M. G.; Longair, R. W. 1997. Abundance and diversity of ant (Hymenoptera: Formicidae) assemblages in regenerating forests of northern Saskatchewan. Canadian Field-Naturalist 111:635-637.

Ketterl, J.; Verhaagh, M.; Dietz, B. H. 2004. Eurhopalothrix depressa sp. n. (Hymenoptera: Formicidae) from southern Brazil with a key to the Neotropical taxa of the genus. Studies on the Neotropical Fauna and Environment 39:45-48. PDF

Khomenko, V. N. 1998. Ant fauna (Hymenoptera, Formicidae) in the "Ascania-Nova" nature steppe: joint occurence of species and relation to factors of environment. [In Russian.]. Vestnik Zoologii 32(5-6):65-71. PDF

Ketterl, J.; Verhaagh, M.; Bihn, J. H.; Brandão, C. R. F.; Engels, W. 2003. Spectrum of ants associated with Araucaria angustifolia trees and their relations to hemipteran trophobionts. Studies on the Neotropical Fauna and Environment 38:199-206. PDF

Ketterl, J.; Verhaagh, M. 2004. Acanthoponera mucronata (Roger, 1860) (Hymenoptera: Formicidae), first record in Peru and Rio Grande do Sul, Brazil, with description of its male. Revista Peruana de Entomología 44:65-68. PDF

Kern, F.; Klein, R. W.; Janssen, E.; Bestmann, H.-J.; Attygalle, A. B.; Schäfer, D.; Maschwitz, U. 1997. Mellein, a trail pheromone component of the ant Lasius fuliginosus. Journal of Chemical Ecology 23:779-792.

Keller, R.; Agosti, D. 2002. The phylogeny of Formicidae (Hymenoptera): evaluation of key characters and alternative hypotheses of relationship. [Abstract.]. P. 157 in: Billen, J. P. J. 2002. XIV International Congress of IUSSI. The Golden Jubilee Proceedings. 27 July - 3 August 2002, Hokkaido University, Sapporo, Japan. Sapporo: XIV International Congress of IUSSI, 233 pp.

Keller, L.; Genoud, M. 1997. Extraordinary lifespans in ants: a test of evolutionary theories of ageing. Nature (London) 389:958-960.

Keller, R. A. 2000. Cladistics of the tribe Ectatommini (Hymenoptera: Formicidae): a reappraisal. Insect Systematics and Evolution 31:59-69. PDF

Kelber, C.; Rössler, W.; Roces, F.; Kleineidam, C. J. 2009. The antennal lobes of fungus-growing ants (Attini): neuroanatomical traits and evolutionary trends. Brain, Behavior and Evolution 73:273-284. PDF

Kawahara, Y.; Hosoyamada, S.; Yamane, S. 1999. Ant fauna of the Terayama Station for Education and Research on Nature, Kagoshima University. [In Japanese.]. Kagoshima University Faculty of Education Research Bulletin 50:147-156.

Kaspari, M.; Yanoviak, S. P.; Dudley, R. 2008. On the biogeography of salt limitation: a study of ant communities. Proceedings of the National Academy of Sciences of the United States of America 105:17848-17851. PDF

Kautz, S.; Lumbsch, H. T.; Ward, P. S.; Heil, M. 2009. How to prevent cheating: a digestive specialization ties mutualistic plant-ants to their ant-plant partners. Evolution 63:839-853. PDF

Kaspari, M.; Ward, P. S.; Yuan, M. 2004. Energy gradients and the geographic distribution of local ant diversity. Oecologia (Berlin) 140:407-413. PDF

Kaspari, M.; Weiser, M. D. 1999. The size-grain hypothesis and interspecific scaling in ants. Functional Ecology 13:530-538. PDF

Kaspari, M. 1996b. Litter ant patchiness at the 1-m2 scale: disturbance dynamics in three Neotropical forests. Oecologia (Berlin) 107:265-273.

Kaspari, M. 1996c. Testing resource-based models of patchiness in four Neotropical litter ant assemblages. Oikos 76:443-454.

Kaspari, M. 1996a. Worker size and seed size selection by harvester ants in a Neotropical forest. Oecologia (Berlin) 105:397-404.

Rajmohana, K.; Sudheer, K.; Girish Kumar, P.; Santhosh, S. (eds.) 2004. Perspectives on biosystematics and biodiversity. Prof. T.C. Narendran commemoration volume. Kerala: Systematic Entomology Research Scholars Association, xxii + 666 pp.

Karmaly, K. A. 2004. A new species and a key to species of Polyrhachis Smith (Hymenoptera: Formicidae) from India. Pp. 539-551 in: Rajmohana, K.; Sudheer, K.; Girish Kumar, P.; Santhosh, S. (eds.) 2004. Perspectives on biosystematics and biodiversity. Prof. T.C. Narendran commemoration volume. Kerala: Systematic Entomology Research Scholars Association, xxii + 666 pp. PDF

Karaman, M. G. 2008. Two new species of the Crematogaster scutellaris group, Crematogaster gordani sp. nov. and C. montenigrinus sp. nov. (Insecta: Hymenoptera: Formicidae) from Crna Gora (Montenegro) with the key of this group from southern Europe. Natura Montenegrina, Podgorica 7 (1):5-24. PDF

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.

Jourdan, H.; Bonnet de Larbogne, L.; Chazeau, J. 2002. The recent introduction of the Neotropical tramp ant Wasmannia auropunctata (Hymenoptera: Formicidae) into Vanuatu Archipelago (southwest Pacific). Sociobiology 40:483-509.

Jourdan, H.; Chazeau, J.; Passera, L. 1998. Ant communities as indicators to assess ecosystem integrity in New Caledonia (south west Pacific): lesson from the invasion of Wasmannia auropunctata. [Abstract.]. P. 237 in: Schwarz, M. P.; Hogendoorn, K. (eds.) 1998. Social insects at the turn of the millennium. Proceedings of the XIII International Congress of IUSSI. Adelaide, Australia. 29 December 1998 - 3 January 1999. Adelaide: XIII Congress of IUSSI, 535 pp.

Jourdan, H. 2002. New Caledonian ant fauna: a hot spot for ant diversity in the Pacific. [Abstract.]. P. 167 in: Billen, J. P. J. 2002. XIV International Congress of IUSSI. The Golden Jubilee Proceedings. 27 July - 3 August 2002, Hokkaido University, Sapporo, Japan. Sapporo: XIV International Congress of IUSSI, 233 pp.