Sophronia semicostella

Alternative names
White-shouldered Sober

Wingspan about 18 mm.  A rather attractive and distinctive-looking Gelechiid, having a strong white costal streak, tufted labial palps and noticeably banded cilia in fresh specimens.

Identification difficulty
Recording advice

Good photograph required.


Grassland, sometimes in open woodland.

When to see it

The adult moths fly in June and July in the afternoon, but are also on the wing from dusk when they are attracted to light.

Life History

The larval stages have yet to be fully described, but Sweet Vernal-grass (Anthoxanthum odoratum) is believed to be the probable foodplant.

UK Status

It is distributed throughout most of England and Wales but can be rather scarce in many areas. In the Butterfly Conservation's Microlepidoptera Report 2011 this species was classified as local.

VC55 Status

Infrequently recorded in Leicestershire and Rutland.

35.091 BF841

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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