Food Plant: Carpinus betulus (Hornbeam)

Egg: Underside of leaf

Mine: June-July, September-October

Pupa: Under the folded leaf edge, in a cocoon

Notes: The initial mine expands to form a full depth blotch (as shown). It resembles Phyllonorycter tenerella - but has a mottled lower surface. It then forms two folds.

Data: 29.ix.2003 Stansted Forest, West Sussex, VC13, John Langmaid

Image:© Ian Thirlwell