File:Fig. 1 Billen and Al-Khalifa 2018, sting diagram.png

Fig. 1. Schematical representation of the sting (St) with its associated venom gland and Dufour’s gland (DG). CG: convoluted gland, VD: venom duct, VF: venom gland filaments, VGr: venom gland reservoir.