A long black straight gallery which passes down the twig initially.
The mine then changes direction and the spaces between the ridges
stain black as the mine fills them. The branches may appear stained
black as the mines develop. (British
larva mines not in leaves, but under the bark of twigs of broom.
The mine is visible as a dark gallery, but is easily confused with
the similar mine of Leucoptera
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).
The larva is yellow (British
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
genitalia are illustrated by the Lepidoptera Dissection Group.
Hosts in Great Britain & Ireland:
elsewhere: Currently unknown.
of year - larvae: Seeptember to May (British
of year - adults: June to August (UKMoths).
in Great Britain & Ireland: Widespread in Britain including
Anglesey (VC52), Bedfordshire (VC30), Cheshire (VC58), Denbighshire (VC50), East Kent (VC15), East Ross (VC106), East Suffolk (VC25), Easterness (VC96), Elgin, Herefordshire (VC36), Kincardineshire (VC91),
North Aberdeenshire (VC93), North Hampshire (VC12), Pembrokeshire (VC45), Shropshire (VC40), South Aberdeenshire (VC92), Staffordshire (VC39), West Norfolk (VC28), West Suffolk (VC26), Westmorland (VC69) and
Worcestershire (VC37) (NBN
Gateway) and the Channel Islands (Karsholt and van Nieukerken
in Fauna Europaea).
See also British
leafminers distribution map.
recorded in the Republic of Ireland (Karsholt and van Nieukerken
in Fauna Europaea). See also Ireland's NBDC interactive map.
NBN Grid Map:
NBN Grid Map : NBN Terms and Conditions
Maps are only displayed if the NBN server is active. N.B. Only publicly available records, if any, are shown by default
elsewhere: Widespread in continental Europe including Austria,
Belgium, Czech Republic, Danish mainland, French mainland, Germany,
Italian mainland, Poland, Portuguese mainland, Slovakia, Spanish
mainland, Sweden, Switzerland and The Netherlands (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.