Figure 15 from: Vujić A, Radenković S, Likov L (2018) Revision of the Palaearctic species of the Merodon desuturinus group (Diptera, Syrphidae). ZooKeys 771: 105-138. https://doi.org/10.3897/zookeys.771.20481

Figure 15 Surstylus, lateral view. A Merodon flavocerus B Merodon capensis C Merodon drakonis D Merodon melanocerus (lateral and ventral view) E Merodon commutabilis. Abbreviations: al- anterior surstyle lobe, pl-posterior surstyle lobe, it-inner thorn on medial part of surstylus, vms-ventral margin of surstylus. Scale bar: 0.2 mm.