Egg at the leaf underside. Initially a straight, narrow corridor,
becoming wider and more contorted, in the end almost a botch. Frass
linear throughout. Pupation outside the mine (Bladmineerders van Europa).
The mine has linear frass and is initially straight but then becomes contorted and widens almost into a blotch. There may be several mines in a leaf (British
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).
yellow, head blackish (Bladmineerders van Europa).
Pupa: The pupae of moths have visible head appendages, wings and legs which lie in sheaths (see examples).
The adult is not illustrated in UKMoths (check for update). The genitalia are not illustrated by the Lepidpotera
Dissection Group (check for update).
Hosts in Great Britain & Ireland:
of year - larvae: Currently unknown.
of year - adults: Currently unknown.
in Great Britain & Ireland: Britain (Karsholt and van Nieukerken in Fauna Europaea). See also British
leafminers distribution map.
NBN Grid Map:
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elsewhere: Germany (Karsholt and van Nieukerken in Fauna Europaea).
NBN Interactive Grid Maps of known host species:
British and Irish Parasitoids in Britain and elsewhere: