Food Plant: Crataegus (Hawthorn), Pyrus spp. (Pear), Cydonia vulgaris (Quince)

Mine: July, September - October

Notes: The mine is often in the lobe of the leaf. There are many creases in lower epidermis, which is strongly contracted, causing lobe or leaf-edge to fold over. The pupal crermaster has four curved spines; the outer pair being thicker (as shown).

Data: 14.xi.2007, Amsterdam, The Netherlands (top) 19.x.2007, Fleet, Hants, VC12 (bottom)

Image:© Willem Ellis (top) Rob Edmunds (bottom)