Phylloporia bistrigella
 Phylloporia bistrigella is a moth of the Incurvariidae family. It is found in western northern and central Europe and north-eastern North America.The wingspan is 7–9 mm.The larvae feed on Betula species. They mine the leaves of their host plant usually encircling a good part of the leaf and finishing in a whitish blotch with scattered frass. It then cuts out an oval case from this position and drops to the ground.