Kuhlmann, Michael, and Maxim Yu. Proshchalykin. “New and Remarkable Asian and North African Species of Colletes Latreille (Hymenoptera: Colletidae)”. Zootaxa 4028, no. 1 (October 7, 2015): 81–101. Accessed April 21, 2025. https://mapress.com/zt/article/view/zootaxa.4028.1.3.