Dathe, Holger H., and Maxim Yu. Proshchalykin. “Type Revision of Asiatic Bees of the Genus Hylaeus F. Described by Ferdinand Morawitz (Hymenoptera: Apoidea, Colletidae) ”. Zootaxa 4227, no. 1 (January 31, 2017): 1–48. Accessed April 21, 2025. https://mapress.com/zt/article/view/zootaxa.4227.1.1.