Gadallah, N. S., Malash, A. A., & Edmardash, Y. A. (2025). An updated illustrated key to the sphecid genera (Hymenoptera: Sphecidae s.l.) of the Arabian Peninsula. Zootaxa, 5697(1), 1–76. https://doi.org/10.11646/zootaxa.5697.1.1