The wingspan is 3.6-4.8 mm. Late instar larvae can be found in mid-June, late July, August and September. Adults have been collected from late April to mid-May and early July through to August. There are three generations per year.
The larvae feed on Ulmus fulva, Ulmus americana and Ulmus thomasii. They mine the leaves of their host plant. The mine is long and linear and located on the upper surface. It increases gradually in width. The colour is pale brown with a conspicuous dark line of frass deposited centrally.
- Nepticulidae of North America
- A taxonomic revision of the North American species of Stigmella (Lepidoptera: Nepticulidae)
|This article on a moth of the Stigmella genus is a stub. You can help Wikipedia by expanding it.|