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22.001 Atemelia torquatella (Lienig & Zeller, 1846)
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there may be several mines in a leaf


Food Plant: Betula spp. (Birch) - prefers seedlings of B.pubescens (Downy Birch) seedlings

Egg: on leaf

Mine: August - October

Notes: Makes large blotch mines. There may be several larvae in each blotch. Frass is ejected from the mine and collects in a light web spun beneath the mine. The larvae can change leaves to feed. The larva is reddish brown, with whitish marbling. It overwinters within a cocoon spun in the leaf. Found in the North of England and Scotland

Data: 25.ix.2010, Reppel, Belgium

Image:© Steve Wullaert

sponsored by Colin Plant Associates (UK) LLP/Consultant Entomologists