|0081 ~ Stigmella hemargyrella|
Resident. Locally common throughout the British Isles.
First recorded in 2013 at Commins Coch in the west of the county.
Wingspan : M & F 5-6mm.
Many species of Stigmella are very similar. One of the best ways of separating them is to examine the type of leaf-mine in the foodplant.
time & Voltinity
Wherever the foodplant is found.
Leaf miner. Eggs laid on either side of leaf. Larva produces a slender gallery with linear frass, but the frass becomes coiled after the first moult more irregular later on. Pupates in a pale yellow cocoon.
Click map for larger image
Photo by PRW, 1st Nov 2013, Commins Coch
Leaf mine on Beech