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Leaf-mine:
The mine is less than 14mm long, single crease in lower epidermis.
The frass random in summer, but in U- or V-shaped lining to cocoon
in autumn (British
leafminers). The leaf-mine is also illustrated in UKMoths
and Nederlandse
bladmineerders.
Larva:
Details unknown.
Pupa:
The cremaster is illustrated in British
leafminers and Nederlandse
bladmineerders.
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: June - July, September - October (British
leafminers).
Time
of year - adults: On the wing in May and June, and again in
the autumn (UKMoths).
Distribution
in Britain: Fairly common over much of Britain, but less so
in Ireland (UKMoths)
including Bedford, Cambridge, East Cornwall, East Kent, East Sutherland,
Hereford, Hunts, Kirkudbright, Leicester, Middlesex, North Ebudes,
Northampton, South Devon, South Lancaster, South Lincoln and West
Lancaster (NBN
Gateway distribution map - BRERC,
DBRC,
GiGL, JNCC,
NE,
SNH and SHWRG).
See also British
leafminers distribution map.
Distribution
elsewhere: Widespread in Europe including Austria, 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, East, Northwest and South, Slovakia, Spanish mainland,
Sweden, Switzerland and Ukraine. Also recorded in the Near East
(Karsholt & van Nieukerken in Fauna
Europaea).
Parasitoids:
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