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Rosengren, R.; Chautems, D.; Cherix, D.; Fortelius, W.; Keller, L. 1994. Separation of two sympatric sibling species of Formica L. ants by a behavioural choice test based on brood discrimination. Memorabilia Zoologica 48:237-249. PDF

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Rosengren, R.; Cherix, D.; Pamilo, P. 1986. Insular ecology of the red wood ant Formica truncorum Fabr. II. Distribution, reproductive strategy and competition. Mitteilungen der Schweizerischen Entomologischen Gesellschaft 59:63-94.

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Rosengren, R.; Vepsäläinen, K.; Wuorenrinne, H. 1981. Distribuzione, densità delle colonie ed importanza ecologica delle formiche del gruppo Formica rufa in Finlandia. Collana Verde 59:237-259.

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Ross, H. H.; Rotramel, G. L.; La Berge, W. E. 1971. A synopsis of common and economic Illinois ants, with keys to the genera (Hymenoptera, Formicidae). Illinois Natural History Survey. Biological Notes 71:1-22.

Ross, K. G. 1992. Strong selection on a gene that influences reproductive competition in a social insect. Nature (London) 355:347-349.

Ross, K. G. 1997. Multilocus selection in fire ants: effects of selection, gene flow and recombination. Genetics 145:961-974.

Ross, K. G.; Carpenter, J. M. 1991. Phylogenetic analysis and the evolution of queen number in eusocial Hymenoptera. Journal of Evolutionary Biology 4:117-130.

Ross, K. G.; Fletcher, D. J. C. 1985a. Genetic origin of male diploidy in the fire ant, Solenopsis invicta (Hymenoptera: Formicidae), and its evolutionary significance. Evolution 39:888-903.

Ross, K. G.; Fletcher, D. J. C. 1985b. Comparative study of genetic and social structure in two forms of the fire ant Solenopsis invicta (Hymenoptera: Formicidae). Behavioral Ecology and Sociobiology 17:349-356.

Ross, K. G.; Gotzek, D.; Ascunce, M. S.; Shoemaker, D. D. 2010. Species delimitation: a case study in a problematic ant taxon. Systematic Biology 59:162-184. PDF

Ross, K. G.; Keller, L. 1995a. Joint influence of gene flow and selection on a reproductively important genetic polymorphism in the fire ant Solenopsis invicta. American Naturalist 146:325-348.

Ross, K. G.; Keller, L. 1995b. Ecology and evolution of social organization: insights from fire ants and other highly eusocial insects. Annual Review of Ecology and Systematics 26:631-656.

Ross, K. G.; Keller, L. 1998. Genetic control of social organization in an ant. Proceedings of the National Academy of Sciences of the United States of America 95:14232-14237.

Ross, K. G.; Krieger, M. J. B.; Keller, L.; Shoemaker, D. D. 2007. Genetic variation and structure in native populations of the fire ant Solenopsis invicta: evolutionary and demographic implications. Biological Journal of the Linnean Society 92:541-560. PDF

Ross, K. G.; Krieger, M. J. B.; Shoemaker, D. D.; Vargo, E. L.; Keller, L. 1997. Hierarchical analysis of genetic structure in native fire ant populations: results from three classes of molecular markers. Genetics 147:643-655.

Ross, K. G.; Robertson, J. L. 1990. Developmental stability, heterozygosity, and fitness in two introduced fire ants (Solenopsis invicta and S. richteri) and their hybrid. Heredity 64:93-103.

Ross, K. G.; Shoemaker, D. D. 1994 ("1993"). An unusual pattern of gene flow between the two social forms of the fire ant Solenopsis invicta. Evolution 47:1595-1605.

Ross, K. G.; Shoemaker, D. D. 2005. Species delimitation in native South American fire ants. Molecular Ecology 14:3419-3438. PDF

Ross, K. G.; Trager, J. C. 1991 ("1990"). Systematics and population genetics of fire ants (Solenopsis saevissima complex) from Argentina. Evolution 44:2113-2134.

Ross, K. G.; Vander Meer, R. K.; Fletcher, D. J. C.; Vargo, E. L. 1987. Biochemical phenotypic and genetic studies of two introduced fire ants and their hybrid (Hymenoptera: Formicidae). Evolution 41:280-293.

Ross, K. G.; Vargo, E. L.; Fletcher, D. J. C. 1987. Comparative biochemical genetics of three fire ant species in North America, with special reference to the two social forms of Solenopsis invicta (Hymenoptera: Formicidae). Evolution 41:979-990.

Ross, K. G.; Vargo, E. L.; Fletcher, D. J. C. 1988. Colony genetic structure and queen mating frequency in fire ants of the subgenus Solenopsis (Hymenoptera: Formicidae). Biological Journal of the Linnean Society 34:105-117.

Ross, K. G.; Vargo, E. L.; Keller, L. 1997 ("1996"). Simple genetic basis for important social traits in the fire ant Solenopsis invicta. Evolution 50:2387-2399.