Food Plant: Acer campestre (Field maple) only.

Mine: Bivoltine: summer & autumn

Pupa: Outside the mine, inside an excised cut out disc.

Notes: A blotch like H.aceris, but smaller and usually including the tip of a lobe. There is always an excised hole and the mines go brown. Uncommon. The collar and ventral spots can be seen on the larva above.

Synonymy: Heterarthrus healyi

Data: 15.vi.2005, Crookham Village, Hants, VC12

Image:© Rob Edmunds