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Hamer, M.T., Gómez, K. and Jocque, M. 2025. A new Xymmer Santschi, 1914 (Formicidae: Amblyoponinae) species from the Congo Basin, with male and female descriptions of X. muticus (Santschi, 1914). Zootaxa. 5647, 5 (Jun. 2025), 479–495. DOI:https://doi.org/10.11646/zootaxa.5647.5.7.