|4.018 ~ 0080 ~ Stigmella ulmivora|
Resident. Widespread in Britain as far north as Durham.
First recorded in 2013 at Middletown in the east of the county. This is only the 5th record for north Wales, probably overlooked.
Wingspan : M & F 4-5mm.
Many species of Stigmella and Ectoedemia are very similar. One of the best ways of separating them is to examine the type of leaf-mine in the foodplant.
|Flight time & Voltinity
Wherever the foodplant is found.
Leaf miner. Eggs laid on underside of leaf. Larva produces very variable mines which all start with a slender gallery. Pupates in a reddish-brown cocoon.
Photo by DB, 29th Sept 2013, Middletown