From a small family of moths called Autostichidae, this a a black and pale-lemon striped moth with a pale-lemon patch towards the front on each forewing. Maybe confused with Oegoconia quadripuncta and Oegoconia deauratella.
The caterpillar feeds on decaying vegetable matter and leaf litter.
The adults are seen June to August. Found around farm buildings and storehouses. Discovered as a species in the British Isles in 1981, it is gradually spreading across southern Britain and moving north.
July 2015, rear garden, Staffordshire. © Pete Hillman 2015.