Synanthedon culiciformis

Synanthedon culiciformis, known as the large red-belted clearwing, is a moth of the family Sesiidae. It is found in the Palearctic and Nearctic realms.

The wingspan is 23 - 27 mm. The length of the forewings is 12 - 14 mm. The moth flies from April to August depending on the location.

The larvae feed on various deciduous trees, especially birch but also alder.