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

Mine: August - June

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

Data: 21.iii.2010, Namur, Treignes, Belgium

Image:© Jean-Yves Baugnée