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Leaf-mine:
The first part of the mine is almost filled with frass and
tends to follow the leaf margin. It then broadens into a blotch,
which can fill the space between the the midrib and leaf edge (British
leafminers).
Larva:
Details
unknown.
Pupa:
Details
unknown.
Hosts
in Britain:
Hosts
elsewhere: Unknown.
Time
of year - mines: July, late August - October (British
leafminers).
Time
of year - adults: Unknown.
Distribution
in Britain: British Is. (Karsholt & van Nieukerken in Fauna
Europaea) including North Hants, North Somerset, South Devon,
South Hants and West Cornwall (NBN
Gateway distribution map - JNCC
and NE).
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, Czech Republic,
Danish mainland, Estonia, Finland, Germany, Greek mainland, Hungary,
Poland, Slovakia and Sweden (Karsholt & van Nieukerken in Fauna
Europaea).
Parasitoids:
Unknown.
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