Nemkov, Pavel G., and Arkady S. Lelej. 2013. “A Cladistic Analysis and Classification of the Subfamily Bembicinae (Hymenoptera: Crabronidae), With a Key to the Genera”. Zootaxa 3652 (2). Auckland, New Zealand:201–231. https://doi.org/10.11646/zootaxa.3652.2.1.