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Leaf-mine:
The mine usually starts in the lower part of the leaf and then
broadens out towards the tip. The mine appears whitish on plants
growing in the shade (and are very obvious as pale patches on usually
the larger leaved examples of the plant), but more grey or brown
in brighter habitats. The mine is lined with silk strands (British
leafminers).
Larva:
Details unknown.
Pupa:
Within a white silk cocoon, beneath a turned down leaf edge (British
leafminers).
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: Late May -June, October-January (British
leafminers).
Time
of year - adults: Unknown.
Distribution
in Britain: After the first discovery of a moth in Dorset in
2001, Rich Austin and Peter Costen discovered colonies in Guernsey
in 2002. It is now found in southern coastal regions of the UK (British
leafminers). See also British
leafminers distribution map.
Distribution
elsewhere: Widespread in Europe including Albania, Azores, Canary
Is., Corsica, Crete, Croatia, French mainland, Greek mainland, Italian
mainland, Madeira, Malta, Portuguese mainland, Sardinia, Sicily,
Spanish mainland and Switzerland (Karsholt & van Nieukerken
in Fauna
Europaea).
Parasitoids:
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