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Leaf-mine:
The mine is 15-20mm long with several creases in lower epidermis.
It is lower side, strongly arched; a central green patch with brown
flecks around edges (British
leafminers).
Larva:
The larva is illustrated in Nederlandse
bladmineerders.
Pupa:
The
pupa is illustrated in British
leafminers.
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: July, September - October (British
leafminers).
Time
of year - adults: Two generations, flying in May and August
(UKMoths).
Distribution
in Britain: Found throughout Britain (UKMoths)
including East Gloucester, East Kent, Hunts, Lanark, North Aberdeen,
North Devon, North Ebudes, North Hants, Salop, South Aberdeen, South
Devon, South Lancaster, Stafford, West Gloucester, Worcester (NBN
Gateway distribution map - BRERC,
DBRC,
GiGL, HBRG,
JNCC, NE,
NESBRC,
SNH and SHWRG)
and Northern Ireland (Karsholt & van Nieukerken in Fauna
Europaea). See also British
leafminers distribution map.
Also
recorded in the Republic of Ireland (Karsholt & van Nieukerken
in Fauna
Europaea).
Distribution
elsewhere: Widespread in Europe including Austria, Belarus,
Belgium, Bulgaria, Czech Republic, Danish mainland, Estonia, Finland,
French mainland, Germany, Hungary, Italian mainland, Latvia, Lithuania,
Luxembourg, Republic of Moldova, Norwegian mainland, Poland, Romania,
Russia - Central and Northwest, Slovakia, Slovenia, Spanish mainland,
Sweden, Switzerland, The Netherlands and Ukraine (Karsholt &
van Nieukerken in Fauna
Europaea).
Parasitoids:
Unknown.
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