Tropidia scita
Tropidia scita is a common Palearctic species of hoverfly associated with wetlands, ponds and ditches. The larvae have been recorded living in the basal sheaths of Typha.
Description
For terms see Morphology of DipteraWing length. Vein R4+5 is only slightly dipped into the underlying cell. Thorax dorsum shining black with some dusted parts. Tergites 2 and 3 yellow or orange with a black median stripe. Antennae dark, brown or black. Hind femora swollen and curved. See references for determination.