Nationally scarce (Nb) in warehouses, granaries, mills and farm buildings in Britain, but very rare in Wales and south-west England. In Hampshire, the two records from Southampton and Winchester, are considered unreliable. and not recorded on the Isle of Wight to date. Wingspan 11-20 mm. Can be separated from
H. ditella only by dissection of the genitalia, and is similar to some other tineids. Larva feeds on dried goods, cereals, grain, rice, nuts, seeds, rotten wood, detritus, animal waste, fungi growing on tree trunks.