Stigmella luteella

    Alt Name
    Short-Barred Pigmy
    Description

    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
    Habitat

    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

    It appears to be uncommon in Leicestershire and Rutland, where there are few records. L&R Moth Group status = D (rare or rarely recorded).

    Reference
    4.007 BF112

    Leicestershire & Rutland Map

    UK Map