Common in deciduous, often damp, woodland throughout England and Wales. Frequently recorded and well distributed across much of Hampshire and the Isle of Wight. Wingspan 17-23 mm. Unmistakable; male has very long antennae. Larva feeds on leaf litter, living within a movable case.
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