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 External images For terms see Morphology of Diptera Wing 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. Distribution Palearctic Fennoscandia South to central France. Ireland East through Central Europe and then through Russia and the Caucasus. On to Siberia and the Russian Far East. Japan. Formosa. References Eristalinae Diptera of Europe Diptera of Asia Insects described in 1780 Taxa named by Moses Harris