Kohout, R. J. 2009. A new species and nomenclatural changes in the subgenus Polyrhachis (Cyrtomyrma) Forel. Australian Entomologist 36:37-48. PDF

Noon-Anant, N.; Kohout, R.; Watanasit, S.; Yamane, S.; Wiwatwitaya, D. 2009. Additional records of Polyrhachis (Myrmatopa) varicolor Viehmeyer (Formicidae: Formicinae) from Southern Thailand, with notes on Its nesting habits. The Natural History Journal of Chulalongkorn University 9 (2):171-188. PDF

Kohout, R. J. 2010. A review of the Australian Polyrhachis ants of the subgenera Myrmhopla Forel and Hirtomyrma subgen. nov. (Hymenoptera: Formicidae: Formicinae). Memoirs of the Queensland Museum - Nature 55:167-204. PDF

Pfeiffer, M.; Mezger, D.; Hosoishi, S.; Bakhtiar, E. Y.; Kohout, R. J. 2011. The Formicidae of Borneo (Insecta: Hymenoptera): a preliminary species list. Asian Myrmecology 4:9-58. PDF

Kohout, R. J. 2012a. A review of the Australian Polyrhachis ants of the subgenera Myrma Billberg, Myrmatopa Forel, Myrmothrinax Forel and Polyrhachis Fr. Smith (Hymenoptera: Formicidae: Formicinae). Memoirs of the Queensland Museum – Nature 56:25-59. PDF

Kohout, R. J. 2012b. A new species of the subgenus Campomyrma Wheeler of the genus Polyrhachis Fr. Smith from the Australian Capital Territory (Hymenoptera: Formicidae: Formicinae). Australian Entomologist 39:321-329. PDF

Kohout, R. J. 2013a. A review of the Polyrhachis continua species-group of the subgenus Myrma Billberg (Hymenoptera: Formicidae: Formicinae) with keys and descriptions of new species. Australian Entomologist 40 (1):13-46. PDF

Kohout, R. J. 2013b. Polyrhachis (Myrmothrinax) nepenthicola, a new species of the thrinax-group inhabiting pitcher plants (Hymenoptera: Formicidae: Formicinae). Australian Entomologist 40 (1):47-52. PDF

Kohout, R. J. 2013c. A review of the Polyrhachis xiphias species-group of the subgenus Campomyrma Wheeler (Hymenoptera: Formicidae: Formicinae). Asian Myrmecology 5:21-27. PDF

Kohout, R. J. 2013d. A review of the Polyrhachis gravis and micans species-groups of the subgenus Campomyrma Wheeler (Hymenoptera: Formicidae: Formicinae). Memoirs of the Queensland Museum – Nature 56:92-117. PDF

Kohout, R. J. 2013e. Revision of Polyrhachis (Hagiomyrma) Wheeler, 1911 (Insecta: Hymenoptera: Formicidae: Formicinae). Memoirs of the Queensland Museum – Nature 56 (2):487-577. PDF

Kohout, R. J. 2013f. A review of the Polyrhachis aculeata species-group of the subgenus Myrma Billberg (Hymenoptera: Formicidae: Formicinae), with keys and descriptions of new species. Australian Entomologist 40 (3):137-171. PDF

Kohout, R. J. 2014. A review of the subgenus Polyrhachis (Polyrhachis) Fr. Smith (Hymenoptera: Formicidae: Formicinae) with keys and description of a new species. Asian Myrmecology 6:1-31. PDF

Robson, S. K. A.; Kohout, R. J.; Beckenbach, A. T.; Moreau, C. S. 2015. Evolutionary transitions of complex labile traits: silk weaving and arboreal nesting in Polyrhachis ants. Behavioral Ecology and Sociobiology 69:449-458. PDF

Notes: Published online: 11 January 2015