Phyllonorycter coryli, or nut leaf blister moth, is a moth of the family Gracillariidae. It is found most of Europe, except the Balkan Peninsula.
The wingspan is 7âÂÂ9 mm. The forewings are golden-ochreous, often fuscous-tinged, first costal spot dark-margined posteriorly. The larva is pale yellowish; dorsal line dark green; head pale brown.
The larvae feed on Corylus avellana, Corylus colurna, Corylus maxima and Ostrya carpinifolia. They mine the leaves of their host plant.