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Leaf-mine:
The frass is arranged in a spiral and a circular blotch is formed
(British
leafminers).
Larva:
Details unknown.
Pupa:
Cocoon spun beneath the leaf (British
leafminers).
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: June-July; August-September (British
leafminers).
Time
of year - adults: Unknown.
Distribution
in Britain: British Is. (Karsholt & van Nieukerken in Fauna
Europaea) including Dorset, Isle of Wight, North Hant and Surrey
(NBN
Gateway distribution map - NE).
See also British
leafminers distribution map.
Distribution
elsewhere: Widespread in Europe including Austria, Belgium,
Croatia, Czech Republic, Danish mainland, French mainland, Germany,
Hungary, Italian mainland, Poland, Portuguese mainland, Slovakia,
Switzerland and The Netherlands (Karsholt & van Nieukerken in
Fauna
Europaea).
Parasitoids:
Unknown.
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