Stigmella luteella

Alternative names
Short-Barred Pigmy

Wingspan 4 to 5 mm. The adult moth is narrow-winged with a purplish-bronzy sheen. There is a whitish fascia which narrows towards the costa, outside which the purple colour is darker.

Identification difficulty

Adult Leafmine

ID guidance

Where Birch is present.

When to see it

This species has an extended generation with adults flying from May to July and larval mines being found between August and November.

Life History

The larval foodplant is Birch (Betula sp). The larva forms a gallery mine, initially highly contorted, sides of mine scalloped, scallops are usually free of frass. The larva is pale yellow, gut-line green.

UK Status

Widespread and fairly frequent in mainland Britain. In the Butterfly Conservation's Microlepidoptera Report 2011 this species was classified as common.

VC55 Status

Increasingly well recorded in Leicestershire and Rutland in recent years, particularly from the leafmines on Birch

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Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map