Phillips, G., Mcallister, C.T., Turner, J.H., Kolape, J., Moulton, J.K. and Bernard, E.C. 2025. Review of Thelastoma Leidy, 1849 (Nematoda: Oxyuridomorpha: Thelastomatidae) and description of T. variabile sp. nov. from the North American indigenous millipede Narceus americanus (Spirobolida: Spirobolidae). Zootaxa. 5665, 4 (Jul. 2025), 451–508. DOI:https://doi.org/10.11646/zootaxa.5665.4.1.