Epirrita filigrammaria, the small autumnal moth or small autumnal carpet, is a moth of the family Geometridae.It is found in Scotland, northern England, Wales and Ireland. Epirrita filigrammaria is endemic to the British Isles The wingspan is 30–38 mm. The ground colour is greyish brown. There are a few small dark bands across the forewings (sometimes obscure) and a well-defined fringe along the edge of the forewings. Very similar to the autumnal moth. The moth flies in August & September. The larvae feed on heather (Calluna vulgaris) and bilberry (Vaccinium myrtillus).