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Life-style:
Unknown.
Larva:
Details unknown.
Puparium:
Details unknown.
Comments:
The larvae are almost certainly not leaf-miners but probably feed
internally either in stems of flower-heads (Spencer,
1972b: 61).
Hosts
in Britain: Unknown.
Hosts
elsewhere: Unknown.
Time
of year - larvae: Unknown.
Time
of year - adults: June, August.
Distribution in Great Britain & Ireland: Uncommon. Stafford (Madeley), Brecknock (Cusop)
(Spencer, 1972b: 61).
NBN Distribution maps of known host species:
Distribution
elsewhere: Holarctic. Europe including Austria, Denmark, Finland,
Norway and Sweden (Spencer, 1976:
295), ? Corsica, Estonia, Germany, Lithuania and Poland (Martinez
in Fauna
Europaea)
Also
recorded from East Palaearctic (Martinez in Fauna
Europaea), U.S.A. and Canada (Spencer,
1976: 295).
Parasitoids:
Unknown.
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