Leaf-miner:
The mine on the underside can cause the whole leaf to arch (British
leafminers).
Mines
are most often found on plants low down amongst the heather (UKMoths).
Lower-surface
tentiform mine, that involves almost the entire leaf. The leaf margins
are strongly pulled together, arching the upper surface. Because
the leaf tissue of the roof of the mine is incompletely eaten away,
this upper surface has got a mottled appearance (Bladmineerders van Europa).
Larva: The larvae of moths have a head capsule and chewing mouthparts with opposable mandibles (see video of a gracillarid larva feeding), six thoracic legs and abdominal legs (see examples).
Body pale amber yellow, head light yellow brown (Bladmineerders van Europa).
Pupa: The pupae of moths have visible head appendages, wings and legs which lie in sheaths (see examples).Body pale amber yellow, head light yellow brown (Bladmineerders van Europa)
Adult:
The adult is illustrated in UKMoths. The species is included in mothdissection.co.uk.
Hosts in Great Britain and Ireland:
Hosts elsewhere:
Time
of year - larvae: July, October-April (British
leafminers).
Time
of year - adults: Mainly on the wing in June and July, although
in some areas it can be double-brooded, appearing again later in
the autumn (UKMoths).
Distribution
in Great Britain and Ireland: A species of higher ground,
particularly moorland, distributed in Wales and from the Midlands
northwards to much of Scotland (UKMoths)
including Banffshire, Breconshire, Caernarvonshire, Cheshire, Denbighshire, Derbyshire, Dumfriesshire, Durham, Easterness, Elgin, Flintshire, Glamorgan, Kincardineshire, Kirkudrightshire, Merionethshire,
North Aberdeenshire, Radnorshire, Shropshire, South Aberdeenshire, South Northumberland, Stirling and West Perth (NBN
Atlas).
See also British
leafminers distribution map.
Distribution
elsewhere: Widespread in continental Europe including Austria,
Belarus, Belgium, Bulgaria, Czech Republic, Danish mainland, Estonia,
Finland, French mainland, Germany, Italian mainland, Latvia, Lithuania,
Norwegian mainland, Poland, Romania, Russia - Central, East, North,
Northwest and South, Slovakia, Sweden, Switzerland, The Netherlands
and Ukraine (Fauna Europaea).
NBN Atlas maps of known host species:
British and Irish Parasitoids in Britain and elsewhere:
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