Quercus pubescens
The larvae feed on "Castanea sativa", "Quercus macranthera", "Quercus petraea", "Quercus pontica", "Quercus pubescens" and "Quercus robur". They create a light brown, trivalved, tubular silken case of about long. The mouth angle is about 45°. Full-grown larvae can be found in early June.