Food Plant: Crataegus sp. (Hawthorn)

Egg: Underside of leaf, close by or on a leaf margin

Mine: August - November

Notes: The initial gallery is narrow and is filled with red-brown coiled frass (as illustrated). It then turns abruptly to form a blotch with a thin line of blackish frass, which may be coiled or irregular. The larva is yellow with a pale brown head (as shown).

Data: 25.ix.2005, Chew Valley Lake, Somerset, VC6

Image:© Rich Andrews