Merodon aureus, Fabricius, 1805

Zorić, Ljiljana Šašić, Ačanski, Jelena, Vujić, Ante, Ståhls, Gunilla, Djan, Mihajla & Radenković, Snežana, 2020, Resolving the taxonomy of the Merodon dobrogensis species subgroup (Diptera: Syrphidae), with the description of a new species, The Canadian Entomologist 152 (1), pp. 36-59 : 47-49

Merodon aureus species group sensu Radenkovi´c et al. (2011)

Diagnosis. The following combination of characteristics distinguishes this group from other Merodon Meigen, 1803 groups: mesocoxa pilose posteriorly, anterior anepisternum with pilose area ventral to postpronotum, in male genitalia anterior lobe of surstylus undeveloped. Small-sized (8–13 mm) species with a short, rounded abdomen; a distinct calcar on the metatrochanter in males; and a characteristic structure of the male genitalia: posterior surstylus lobe with parallel

https://doi.org/10.4039/tce.2019.72 Published online by Cambridge University Press

margins and rounded apex ( Fig. 13: pl) and a narrow, elongate, sickle-shaped hypandrium without lateral sclerite of aedeagus ( Fig. 14).