The larvae may mine the leaves and are found between spun leaves (British
leafminers). The larva feeds between spun leaves, often mining them (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 reddish purple, marbled with grey; pinacula minute, black,
ringed grey. Head honey-coloured, with posterolateral black markings.
Prothoracic plate, anal plate, and thoracic legs black (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 Lepidoptera
Dissection Group (check for update).
Hosts in Great Britain & Ireland:
of year - larvae: Found throughout the winter, with fully fed larvae in May-June (British
of year - adults: Currently unknown.
in Great Britain & Ireland: Britain including West Cornwall
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Distribution elsewhere: Widespread in continental Europe including Austria, Czech Republic,
Danish mainland, French mainland, Germany, Greek mainland, Hungary,
Italian mainland, Sardinia, Slovakia, Spanish mainland and Sweden
(Karsholt and van Nieukerken in Fauna Europaea).
NBN Interactive Grid Maps of known host species:
British and Irish Parasitoids in Britain and elsewhere: Currently unknown.