Food Plant: Phyllitis scolopendrium (Hart's-tongue Fern), Asplenium (Spleenwort) and Ceterach (Rustyback)

Mine: August - June

Notes: Mines the frond at first, then feeding in sporangia in the spring (as shown). Later spins a case from empty sporangia. Most common on Phyllitis. Has a westerly distibution in England and Wales

Data: iv.2008, Nantyffyllon, Maesteg, Glamorgan (VC41)

Image:© Paul Parsons