Male genitalia. A Merodon bequaerti, epandrium, lateral view B Merodon bequaerti, epandrium, ventral view C Merodon bequaerti, hypandrium, lateral view D Merodon sacki, epandrium, lateral view E Merodon sacki, epandrium, ventral view F Merodon sacki, hypandrium, lateral view G Merodon sophron, epandrium, lateral view H Merodon sophron, epandrium, ventral view I Merodon sophron, hypandrium, lateral view J Merodon bequaerti, anterior surstyle lobe, lateral view K Merodon sophron, anterior surstyle lobe, lateral view. Abbreviations: al–anterior surstyle lobe, bp–basolateral protrusion, l–lingula, pl–posterior surstyle lobe. Scale bar: 0.2 mm.

 
 
  Part of: Vujić A, Likov L, Radenković S, Kočiš Tubić N, Djan M, Šebić A, Pérez-Bañón C, Barkalov A, Hayat R, Rojo S, Andrić A, Ståhls G (2020) Revision of the Merodon serrulatus group (Diptera, Syrphidae). ZooKeys 909: 78-158. https://doi.org/10.3897/zookeys.909.46838