Merodon serrulatus male genitalia. A Epandrium, lateral view B Epandrium, ventral view C, D Posterior surstyle lobe, lateral view E Hypandrium, lateral view F Part of hypandrium, ventral view G Aedeagus, lateral view. Abbreviations: al–anterior surstyle lobe, bp–basolateral protrusion, c–cercus, l–lingula, pl–posterior surstyle lobe, s–lateral sclerite of aedeagus. 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