SEM micrographs of Merodon opacus sp. nov. puparium. A posterior respiratory process in polar view showing the spiracular plate B anterior spiracle C pupal spiracle. Scale bars: 200 μm (A); 100 μm (B, C).

 
 
  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