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Leaf-mine:
Gall in petiole, later mine in leaf-blade, in “green island"
(British
leafminers).
Larva:
Details unknown.
Pupa:
Details unknown.
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: July - November (British
leafminers).
Time
of year - adults: There is a single generation, and the adults
are on the wing in May and June. It is believed to be parthenogenetic
over most of its UK range (UKMoths).
Distribution
in Britain: Locally distributed throughout mainland Britain,
though more plentiful in the south (UKMoths)
including Banff, Cambridge, East Kent, East Perth, Elgin, Hereford,
Hunts, Lanark, Mid Perth, North Aberdeen, North Hants, South Aberdeen,
South-west York, Surrey, West Gloucester and Worcester (NBN
Gateway distribution map - BRERC,
GiGL, NE,
NESBRC
and SNH). 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, Croatia, Czech Republic, Danish mainland, Estonia,
Finland, French mainland, Germany, Greek mainland, Hungary, Italian
mainland, Kaliningrad Region, Latvia, Lithuania, Norwegian mainland,
Poland, Romania, Russia - Central, Northwest and South, Slovakia,
Slovenia, Sweden, Switzerland, The Netherlands, Ukraine and Yugoslavia.
Also recorded in East Palaearctic (Karsholt & van Nieukerken
in Fauna
Europaea).
Parasitoids:
Unknown.
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