Stigmella inopinata A & Z Laštuvka, 1991
A narrow, not contorted gallery, almost completely filled with frass, that abruptly widens into an oval blotch; here the frass lies dispersed, but concentrated in the centre. Pupation external. Mines are difficult to distinguish from those of Ectoedemia spiraeae.
Larvae have been found in early June, early July, and mid-September.
distribution within Europe
A & Z Laštuvka (1997a), Puplesis (1994a).