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Leaf-mine:
Initially feeds underside of the leaf making tiny holes in groups.
The larva feeds into November then overwinters attached to the angle
of a twig. In the spring and constructs a case as shown with a large
'pallium' of scales - the autumnal ones being blackish (British
leafminers).
Larva:
Details
unknown.
Pupa:
Details
unknown.
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: September - June (British
leafminers).
Time
of year - adults: Unknown.
Distribution
in Britain: Widespread in England including Cambridge, East
Kent, East Suffolk, Hunts, North Essex, North Hants, Salop, Stafford,
Surrey, West Kent, West Suffolk and Worcester (NBN
Gateway distribution map - JNCC
and NE).
A
local species preferring the sunny edges of woods and rides (British
leafminers).
Distribution
elsewhere: Widepread in Europe including Albania, Austria, Belgium,
Bosnia and Herzegovina, Croatia, Czech Republic, Danish mainland,
Estonia, Finland, French mainland, Germany, Hungary, Italian mainland,
Latvia, Lithuania, Macedonia, Norwegian mainland, Poland, Portuguese
mainland, Romania, Russia - Central and South, Slovakia, Slovenia,
Spanish mainland, Sweden, Switzerland and The Netherlands. Also
recorded in the Near East (Karsholt & van Nieukerken in Fauna
Europaea).
Parasitoids:
Unknown.
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