Food Plant: Ranunculus acris (Meadow Buttercup)

Mine: July-August

Notes: Forms an elongated linear mine with the frass grains are widely spaced (as shown), which enables distinction between this species and P.ranunculi, where the frass is in closely adjoining grains. Pupation is external, with the puparium being orange-yellow. Has a widespread distribution in the UK.

Data: 28.vi. 2010, Raphoe, Co. Donegal, VC H34

Image:© Stuart Dunlop