Local in woodland throughout much of southern England, with records north to southern Scotland. In Hampshire fairly well distributed in both the north and south, but only infrequently on the Isle of Wight with recent records from Parkhurst Forest and Shanklin. Wingspan 16-21 mm. Larva feeds on bracket fungus and dead wood.
The abundance in each month is indicated as follows:
No records Very occasional Irregular Uncommon Off-peak, but not unusual Off-peak, but not unusual Main flight time