Morley's Final Catalogue: Bentley Woods in 1898 (Pyett); among birch at Leiston (Grey) one Walking on aspen-bark at Southwold 9 July 1900 (Morley).

Recent Status: One of the commoner species of Ectoedemia in Suffolk.

Life Style: A single brooded species that flies during May, June and July and comes to light. The larvae mine leaves of Betula. They pupate in a cocoon on the ground to overwinter.

Identification: The moth is glossy dark grey or fuscous. The scape and a broad central fascia are white. The cilia are grey. The head tuft colour is very variable, males tending towards black and females towards orange. The moth can be identified by breeding out from a mine or by genitalia dissection.
Oviposition is on the underside of the leaf. The larval mine is a distinctive blotch that has a smaller very dark patch where feeding began. More Info

	Determination by Genitalia Examination (gen. det.) Required

	Mine: Either the leaf or a good photograph required

Recorded in 39 (67%) of 58 10k Squares. First Recorded in 1898. Last Recorded in 2025. Additional Stats

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