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Leaf-mine:
Large mines, often several larvae in one leaf. Generally underside
between veins. The upper side becomes mottled. On upper side can
be over veins (British
leafminers). The mine is also illustrated in UKMoths
and Nederlandse
bladmineerders.
Larva:
The larva is illustrated in Nederlandse
bladmineerders.
Pupa:
The pupa is found inside a white cocoon (British
leafminers). The pupa is also illustrated in Nederlandse
bladmineerders.
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: July - November (British
leafminers). The mines formed in October and November are large
and very distinctive, with several mines often appearing on one
leaf (UKMoths).
Time
of year - adults: The moths fly in late April to May and in
August (UKMoths).
Distribution
in Britain: Since its discovery in London in 1989, this species
has slowly spread through the Southern counties of the UK and into
the West Country and Midlands (UKMoths)
including North Somerset and South Gloucester (NBN
Gateway distribution map). See also British
leafminers distribution map.
Distribution
elsewhere: Widespread in Europe including Austria, Belgium,
Bulgaria, Corsica, Cyprus, Czech Republic, Danish mainland, Dodecanese
Is., French mainland, Germany, Greek mainland, Hungary, Italian
mainland, Liechtenstein, Macedonia, Madeira, North Aegean Is., Poland,
Portuguese mainland, Romania, Sardinia, Sicily, Slovakia, Spanish
mainland, Sweden, Switzerland, The Netherlands, Ukraine and Yugoslavia.
Also recorded in Near East (Karsholt & van Nieukerken in Fauna
Europaea).
Parasitoids:
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