Boudinot, Brendon E. “Contributions to the Knowledge of Formicidae (Hymenoptera, Aculeata): A New Diagnosis of the Family, the First Global Male-Based Key to Subfamilies, and a Treatment of Early Branching Lineages”. European Journal of Taxonomy0, no. 120 (April 20, 2015). Accessed May 8, 2024. https://europeanjournaloftaxonomy.eu/index.php/ejt/article/view/242.