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Seed-feeder:
Larva feeds on seeds and withering flowers. The full-grown case
is 6mm long, roughened with plant material attached to the case
(British
leafminers). Pupation takes place within the case (UKMoths).
Larva:
Details unknown.
Pupa:
Details unknown.
Hosts
in Britain:
Hosts
elsewhere: Unknown.
Time
of year - larvae: September to October (British
leafminers).
Time
of year - adults: A single generation, flying in July and August,
sometimes coming to light.
Distribution
in Britain: Widespread in Southern England and Wales, and is
also found in Central Scotland (UKMoths).
Watsonian Vice Counties include East Cornwall, Fife, Haddington,
North Essex, North Hants, Salop, South Lancaster, South Wilts, South-west
York, Stafford, Surrey, West Cornwall, West Kent, Worcester (NBN
Gateway distribution map - BRERC,
JNCC, NE,
SNH and SHWRG)
and the Channel Is. (Karsholt & van Nieukerken in Fauna
Europaea).
Also
recorded in the Republic of Ireland (Karsholt & van Nieukerken
in Fauna
Europaea).
Distribution
elsewhere: Widespread in Europe including Austria, Belgium,
Bulgaria, Croatia, Czech Republic, Danish mainland, Estonia, Finland,
French mainland, Hungary, Italian mainland, Latvia, Lithuania, Norwegian
mainland, Poland, Portuguese mainland, Romania, Russia - South,
Slovakia, Spanish mainland, Sweden, Switzerland, The Netherlands
and Ukraine (Karsholt & van Nieukerken in Fauna
Europaea).
Parasitoids:
Unknown.
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