(Phytomyza calthophila)

(Phytomyza calthophila)

Observation - (Phytomyza calthophila) - UK and Ireland. Description: Winding and broadening leaf-mine in Marsh Marigold (Caltha palustris). Edit: Changed to match RHoman's ID. Many thanks.

Winding and broadening leaf-mine in Marsh Marigold (Caltha palustris).
Edit: Changed to match RHoman's ID. Many thanks.