Family: Tineidae        Sub-family: Teichobiinae  ABH 12.048 B&F 200     *     Psychoides filicivora Discovered in Ireland in 1909, mainly coastal but spreading inland Wingspan: 10-12mm Flight time: Day-flying April-October Possibly introduced with imported ferns. Often found indoors. Mine: Throughout the year Larval food plant: Feeds on the underside of fern fronds; Soft shield-fern Polystichum setiferum, Male-fern Dryopteris filix-mas, Hart's tongue Phyllitis scolopendrium, Black spleenwort Asplenium adiantum-nigrum, Maidenhair spleenwort A.trichomanes

Feeding signs on Scaly Male-fern, Dryopteris affinis and Harts-tongue, Phyllitis scolopendrium.
Ballingeary, Co. Cork, SW Ireland. October 2010. Adult: Bantry, Co. Cork. September 2011