Cheilosia hercyniae Loew. A Male head, lateral view B Antenna of male, lateral view C Antenna of female, lateral view D Head of female, dorsal view E–G male genitalia, lateral, from left to right: E Aedeagal complex F Superior lobe G Cercus+surstylus.

 
 
  Part of: Ståhls G, Barkalov AV (2017) Taxonomic review of the Palaearctic species of the Cheilosia caerulescens-group (Diptera, Syrphidae). ZooKeys 662: 137-171. https://doi.org/10.3897/zookeys.662.11267