Leaf-mine: Mine irregularly linear, even forming secondary blotch. Pupation in mine (Spencer, 1972: 93 (fig. 315).

Very shallow, irregularly branched corridor, sometimes a narrow blotch. The mine is upper-surface, sometimes also interparenchymatous. The colour is pale green, larer more rust-coloured. Frass in small, widely spaced grains. Papation takes place within the mine. Hibernation in the mine, among Fallén leaves (Bladmineerders van Europa).

Larva: The larva is described by de Meijere (1926) and Viggiani (1962).

Puparium: Details unknown.

Comments: Malus domestica is treated as Malus pumila (Apple) by Stace (2010).

Hosts in Britain:

Hosts elsewhere:

Time of year - mines: September.

Time of year - adults: Unknown.

Distribution in Great Britain and Ireland: Local. Kent (Darenth) (Spencer, 1972: 94).

NBN Grid map:

Distribution elsewhere: Widespread in continental Europe including The Netherlands (Bladmineerders van Europa), Czech Republic, French mainland, Germany, Italian mainland, Lithuania and Poland (Martinez in Fauna Europaea).

NBN interactive distribution map(s) of known host species in Great Britain and Ireland and elsewhere:

Parasitoids in Britain and elsewhere: