Food Plant: Rhamnus (Buckthorn), Frangula (Alder Buckthorn).

Egg: Underside of leaf

Mine: August - September

Notes: The mine starts as a tight spiral, staining leaf-tissue purple.  A narrow gallery is then formed from this spiral. The larva window feeds on leaving the mine (as shown)

Data: 04.viii.2005, Fleet, Hants,VC12

Image:© Rob Edmunds