Morley’s Final Catalogue: Occurs locally, in the Breck round Brandon (Warren).

Recent Status: A rare species in Suffolk.

Life Style: Single brooded species flying during August. The larvae mine leaves of Alnus. They pupate in a dark cocoon on the ground.

Identification: The moth is a dark bronze fuscous becoming purplish towards the tip with a white fascia. The head tuft is orange and the scape and collar are yellow. The moth can be identified by breeding out from a mine or by genitalia dissection. More Info
The laevae mine a long narrow gallery from an ovum on the underside of a leaf and is not readily distinguished from that of S. alnetella. The larvae however are darker and possess a dark quadrate prothoracic mark absent in S. alnetella. More Info

Verification Grade Comment: Examination of larva essential

	Determination by Genitalia Examination (gen. det.) Required

	Mine: Either the leaf or a good photograph required

Recorded in 9 (16%) of 58 10k Squares. First Recorded in 1991. Last Recorded in 2024. Additional Stats

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