Elachista kilmunella is a moth of the family Elachistidae found in Europe.
The wingspan is 8–12 millimetres (0.31–0.47 in).[1] Adults are on wing from May to August.[2] The head is grey, whitish sprinkled. Forewings are dark grey, basal area in female whitish ; a nearly straight fascia before middle, a tornal spot and costal spot beyond it united into a rather irregular fascia whitish, in female clearer ; cilia round apex more whitish. Hindwings are rather dark grey.[3]
The larvae feed on greater pond sedge (Carex riparia) and hare's-tail cottongrass (Eriophorum vaginatum) mining the leaves of their host plant.[4] They are yellowish grey. Larvae can be found from April to July.[5]
It is found from northern Europe to the Alps and Hungary and from Ireland to Russia.[6]
Elachista kilmunella is a moth of the family Elachistidae found in Europe.