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Leaf-mine:
Forms a blotch on the upper surface of the leaf, causing it to fold
over (British
leafminers). The mine is also illustrated in Nederlandse
bladmineerders.
Larva:
The larva is illustrated in Nederlandse
bladmineerders.
Pupa:
The pupa is illustrated in Nederlandse
bladmineerders.
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: September-October (British
leafminers).
Time
of year - adults: Unknown.
Distribution
in Britain: British Is. including the Channel Is. (Karsholt
& van Nieukerken in Fauna
Europaea) including East Kent, Hereford, Isle of Wight, South
Essex, South Hants, Warwick, West Gloucester and Worcester (NBN
Gateway distribution map, as Emmetia angusticollella
- JNCC and
NE).
See also British
leafminers distribution map (as Emmetia angusticollella).
Distribution
elsewhere: Widespread in Europe including Austria, Belarus,
Belgium, Croatia, Czech Republic, Finland, French mainland, Germany,
Hungary, Italian mainland, Macedonia, Malta, Republic of Moldova,
Norwegian mainland, Poland, Romania, Russia - East and Northwest,
Sardinia, Slovakia, Slovenia, Spanish mainland, Sweden, Switzerland
and The Netherlands (Karsholt & van Nieukerken in Fauna
Europaea).
Parasitoids:
Unknown.
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