A relatively large (12-15 mm), dark brown, lightly curved two-valved
sheath case with a narrow ventral keel. Mouth angle 30-45 (Bladmineerders van Europa).
The case is also illustrated in British Leafminers.
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).
Described by Suire (1961a) (Bladmineerders van Europa).
Pupa: The pupae of moths have visible head appendages, wings and legs which lie in sheaths (see examples).
The adult is illustrated in UKMoths. The male
and female genitalia are illustrated by the Lepidoptera Dissection Group.
Hosts in Great Britain & Ireland:
of year - larvae: May (Emmet et al., 1996a).
of year - adults: Currently unknown.
in Great Britain & Ireland: Britain including South
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Distribution elsewhere: Widespread in continental Europe including Austria, Belgium,
Croatia, Czech Republic, Danish mainland, Estonia, Finland, French
mainland, Germany, Greek mainland, Hungary, Italian mainland, Latvia,
Lithuania, Luxembourg, Macedonia, Norwegian mainland, Poland, Romania,
Russia - Central and South, Slovakia, Slovenia, Spanish mainland,
Sweden, Switzerland and The Netherlands. Also East Palaearctic and
Near East (Karsholt and van Nieukerken in Fauna Europaea).
NBN Interactive Grid Maps of known host species:
British and Irish Parasitoids in Britain and elsewhere: