Elachista bisulcella

Elachista bisulcella is a moth of the family Elachistidae that is found in Europe.

Description
The wingspan is 8 –. The head is dark grey, face whitish. Forewings are dark fuscous, blackish-sprinkled ; a hardly curved whitish central fascia, edged with yellow posteriorly, broader towards dorsum ; tips of apical cilia whitish. Hindwings are dark grey.The larva is grey-green; head pale brown ; 2 with two brown spots.

Biology
Adults are on wing at the end of June and again in August in two generations per year.

The larvae feed on false-brome (Brachypodium sylvaticum), wood small-reed (Calamagrostis epigejos), upright sedge (Carex stricta), tufted hair-grass (Deschampsia cespitosa) and tall fescue (Festuca arundinacea). They mine the leaves of their host plant. Larvae can be found from autumn to June. The species overwinters within the mine.

Distribution
Found in Europe from Fennoscandia to the Pyrenees, Italy and Romania and from Ireland to Poland.