|
Leaf-mine:
Starts as a contorted frass-filled gallery, between the midrib
and vein. Later the gallery, with broken black frass, follows a
vein before turning away. The final mine is 11-15mm long. (British
leafminers). The mine is also illustrated in Nederlandse
bladmineerders.
Larva:
Dull,
transparant yellowish; older larvae live free at the leaf underside,
eating out windows (Nederlandse
bladmineerders). The larva is illustrated in British
leafminers.
Pupa:
Dark blackish brown, in a grey-black, ribbed cocoon (Langmaid, Porter
& Collins, 2007).
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: June, October (British
leafminers).
Time
of year - adults: Unknown.
Distribution
in Britain: Discovered in 2006 in Surrey (Farnham) (British
leafminers).
Distribution
elsewhere: The Netherlands, Germany (Nederlandse
bladmineerders), Austria, Czech Republic, Hungary, Italian mainland,
Macedonia, Poland, Romania, Russia - Central and South, Sardinia,
? Sicily, Slovakia and Yugoslavia (Karsholt & van Nieukerken
in Fauna
Europaea).
Parasitoids:
Unknown.
|