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Leaf-mine:
The mine is rounded, between veins. The lower epidermis with several
small creases. The leaf may fold downwards if mine is at margin
(British
leafminers).
Larva:
The larva is illustrated in Nederlandse
bladmineerders.
Pupa:
The cremaster is illustrated in Nederlandse
bladmineerders.
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: July, October (British
leafminers).
Time
of year - adults: The moths are on the wing in May and August,
and can be found resting on the trunks of sycamore, but being so
small are difficult to find (UKMoths).
Distribution
in Britain: A common species over much of Britain (UKMoths)
including Cambridge,
Hunts, Kincardine, Lanark, Middlesex, North Devon, North Hants,
North-west York, South Devon, South Lancaster, South-west York,
Stafford, Surrey, West Lancaster, West Suffolk and Worcester (NBN
Gateway distribution map - BRERC,
DBRC,
GiGL, NE,
SNH, SHWRG
and SER). See also British
leafminers distribution map.
Distribution
elsewhere: Widespread in Europe including Austria, Belgium,
Bulgaria, Croatia, Czech Republic, Danish mainland, French mainland,
Germany, Hungary, Italian mainland, Latvia, Lithuania, Poland, Romania,
Russia - South, Slovakia, Sweden, Switzerland, The Netherlands and
Ukraine (Karsholt & van Nieukerken in Fauna
Europaea).
Parasitoids:
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