Vilhelmsen, Lars. “Two New Species of Ophrynopus Konow, 1897 (Hymenoptera: Orussidae), With a New Definition of the Genus”. Zootaxa 4790, no. 1 (June 10, 2020): 121–137. Accessed April 3, 2025. https://mapress.com/zt/article/view/zootaxa.4790.1.7.