With care, can be recorded from mines on Crataegus spp. with larva feeding in July and October. In a gallery becoming sinuous and forming a false blotch; larva yellow. Egg case usually on upper side of leaf near to midrib but small and difficult to find.
Verification Grade Comment: Vacated mines may sometimes be unidentifiable
Mine: Either the leaf or a good photograph required
Recorded in 72 (51%) of 140 10k Squares. First Recorded in 1887. Last Recorded in 2019. (Data up to end 2019) Additional Stats