The larva of Heterarthrus wuestneii creates a blotch like mine on the leaves of Field maple. The mine is similar to that of Heterarthrus aceris, but smaller and usually including the tip of a lobe. There is always a circular excised hole and the mines go brown. The larva pupates in a disc.
Where Field Maple occurs.
Larval mines may be seen during summer and autumn when Field Maple is in leaf.
An uncommon and little recorded species in Britain.
Status in Leicestershire and Rutland not known.
Leicestershire & Rutland Map
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Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015