Morley’s Final Catalogue: Not listed. The Nepticulids were not extensively studied and only 21 are listed.
Recent Status: A common species across Suffolk.
Life Style: The moth is double brooded flying during April, May and August. The larvae mine leaves of Ulmus. They pupate in a green cocoon on the leaf or on the ground.
Identification: The metallic moth has a silver fascia. Beyond the fascia is deep purple fuscous. Before the fascia is golden brown becoming reddish and violet close to the fascia. The male has a black head tuft with a paler face and collar and whitish mixed black scape. The female has an orange head and collar and white scape. The moth can be identified by breeding out from a mine or by genitalia dissection. More Info
The yellow larva creates a gallery from an ovum placed either side of the leaf. The frass line varies but is mostly separate from the edge of the gallery. It differs from the similar mine of S. ulmivora by having the larval exit hole on the upper side on the leaf. More Info
Verification Grade Comment: Exit-hole must be shown or larval colour
|Determination by Genitalia Examination (gen. det.) Required|
|Mine: Either the leaf or a good photograph required |
Recorded in 50 (86%) of 58 10k Squares.
First Recorded in 1991.
Last Recorded in 2021.