Leaf-miner: The mine is a short contorted gallery close to the midrib of
a leaf, containing broken black frass (UKMoths).
Egg
at the upperside of the leaf, generally adjacent to the midrib.
The mine is a short, angular corridor with much black frass and
a relatively large larval chamber. The larvae soon leave their mines
and start causing lower-surface window feeding Bladmineerders van Europa.
The
leaf-mine is also illustrated in British
leafminers.
Multiple mines can occur in the same leaf. Melissa Banthorpe found 14 mines in one leaf (see Facebook Group).
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).
Head brown, pronotum grey with black punctuation (Hering, 1957a) (Bladmineerders van Europa. The larva is illustrated in UKMoths
and British
leafminers.
Pupa: The pupae of moths have visible head appendages, wings and legs which lie in sheaths (see examples).
When pupating, in common with other Bucculatrix species,
the larva creates a distinctive ribbed cocoon surrounded by a 'palisade'
of vertical silken hairs (UKMoths).
The pupa and cocoon are illustrated in British
leafminers.
Adult:
The adult is illustrated in UKMoths by Rob Edmunds.
The species is included in mothdissection.co.uk.
Hosts in Great Britain and Ireland:
Hosts
elsewhere:
Time
of year - larvae: July, September - October (British
leafminers).
Time
of year - adults: Currently unknown.
Distribution
in Great Britain and Ireland: A fairly common species in England,
including Lancashire (Greater Manchester and Littleborough) (UKMoths)
and Hampshire (Fleet and Hayling Island) (British
leafminers), Wales and Scotland, though like many of its genus
probably overlooked (UKMoths);
Bedfordshire, Breconshire, Caernarvonshire, Cambridgeshire, Derbyshire, Dorset, Durham, East Kent, East Norfolk, East Suffolk,
Glamorgan, Haddington, Huntingdonshire, Isle of Wight, Leicestershire,
Merionethshire, Middlesex, North Hampshire,
North Northumberland,
Shropshire, South Aberdeenshire, South Devon, South Hampshire, South Northumberland, South Wiltshire, Stafford, Surrey, Warwickshire, West Cornwall, West Gloucestershire, West Lancashire, West Norfolk, West Suffolk, Westmorland and Worcestershire (NBN
Atlas).
See also British
leafminers distribution map.
Also
recorded from Ireland (UKMoths and National Biodiversity Data Centre Map).
Distribution
elsewhere: Widespread in continental Europe including Austria,
Belarus, Belgium, Croatia, Czech Republic, Danish mainland, Estonia,
European Turkey, Finland, French mainland, Germany, Greek mainland,
Hungary, Italian mainland, Latvia, Lithuania, Luxembourg, Macedonia,
Norwegian mainland, Poland, Romania, Russia Central, East and Northwest,
Sardinia, Sicily, Slovakia, Sweden, Switzerland, The Netherlands,
Ukraine and Yugoslavia (Fauna Europaea).
NBN Atlas links to known host species:
British and Irish Parasitoids in Britain and elsewhere:
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