81 * Stigmella hemargyrellaPhotographs: Leaf mine on Beech (Fagus sylvatica). August 2011
Flight time: April-May and July-August
Food plant: Beech (Fagus sylvatica)
Mine: June and August-September
Egg usually upperside, near margin. The mine is a wide corridor usually running from the margin toward the midrib with distinctly coiled frass in the central section.
Similar: Stigmella tityrella. Egg near midrib, frass never coiled.
Curragh Chase, Co. Limerick, W Ireland. August 2011