Elachista regificella

Alternative names
Wood-rush Dwarf

Wingspan about 9 mm.  A rather attractive little species, sporting silvery metallic fasciae against a dark fuscous forewing, the central fascia being a (sometimes broken) elongated spot.

Identification difficulty

Adult Leafmine

Recording advice

Adult: Unless identified by a recognised expert, a photo is required. If the photo doesn't show the key ID features then in the comments box describe the size and identifying characters you have observed.

Leafmine: please provide a backlit photograph of the leafmine and state the host plant species.


Their favoured habitat is open woodland where the larval foodplants Wood-rush (Luzula sp.) are present.

When to see it

Adult moths fly in July

Life History

Single-brooded.  The larval foodplants are various Wood-rush (Luzula spp.), on which the larvae form a blister mine that often causes the leaf blade to pucker.

UK Status

It has a fairly wide, though scattered distribution over much of the British Isles, and can be scarce outside of the southern half of England. In the Butterfly Conservation's Microlepidoptera Report 2011 this species was classified as Nationally Scarce B.

VC55 Status

Rarely recorded in Leicestershire and Rutland. 

38.019 BF593

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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