Food Plant: Brachypodium sylvaticum (False Brome), Bromus erectus (Upright Brom) and other Gramineae (Grasses).

Egg:  Often two or three close together on the upper side.

Mine: October-April, July.

Pupa: Attached to leaf or stem with silken girdle.

Notes: Initially a narrow brownish mine with blackish frass at its base, then moves to another leaf, forming a broader mine. Both mines can pucker the blade.

Data: Herbarium Specimen, coll.Rob Edmunds, Somerset, VC5

Image:© Rob Edmunds