| UK Status 
 Commonest in south-east England, but is expanding northwards.
 
 Montgomeryshire Status
 
 First recorded at Aberbechan in the east of the county in 2020.
 
 Wingspan
:
  M & F 8mm
 
 Confusion species
 
 Many species in this group are very similar. One of the best ways of
separating them is to examine the type of leaf-mine.
 
 | Flight time
& Voltinity
(Bivoltine) 
 Habitat
 
 Wherever the foodplant is found.
 
 Foodplant
 
 Norway maple.
 
 Lifestage data
 
 Leaf miner. Eggs laid on underside of leaf. Larva forms a fairly large
whitish blotch. Pupa: undescribed.
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