Leaf-miner: Rather long full depth corridor that winds freely through the leaf
and may cross itself. In the end the corridor widens considerably.
Frass mostly in a narrow central line, but may also be deposited
along the sides or be missing. The larvae regular leave a mine to
restart elsewhere. Pupation outside the mine. Neither larva nor
mine can be distinguished from that of related species (Bladmineeders van Europa).
The initial mine is a shallow upper surface mine, which then becomes full depth, with a more marked line of frass (British
leafminers).
Larva: The larvae of beetles have a head capsule and chewing mouthparts with opposable mandibles and lack abdominal legs (see examples).
The larva is illustrated in British
leafminers and Bladmineeders van Europa.
Pupa: The pupae of beetles have visible head appendages, wings and legs which lie in sheaths (see examples).
Comments:
Stachys officinalis is
treated as Betonica officinalis (Betony) by Stace (2010).
Hosts in Great Britain and Ireland:
Hosts
elsewhere:
Time
of year - larvae: Spring (British
leafminers).
Time
of year - adults: Currently unknown.
Distribution
in Great Britain and Ireland: Widespread including Anglesey, Berkshire, Berwickshire, Breconshire, Caernarvonshire, Cambridgeshire, Cheshire,
Cumberland, Derbyshire, Dorset, Dumfriesshire, East Cornwall,
East Gloucestershire, East Kent, East Norfolk, East Suffolk, East Sussex, Glamorgan, Huntingdonshire,
Isle of Man, Isle of Wight, Kirkcudbrightshire, Leicestershire, Merionethshire,
Monmouthshire, North Devon, North Ebudes, North Somerset, North Wiltshire, Northamptonshire, Nottinghamshire, Oxfordshire, Pembrokeshire, Radnorshire, Shropshire, South Devon, South Hampshire, South Lincolnshire, South Northumberland, South Somerset, South-west Yorkshire, Stafford, Surrey, Warwick, West Cornwall, West Gloucester, West Kent, West Norfolk, West Suffolk and Worcestershire (NBN
Atlas).
Also
recorded in the Republic of Ireland (Fauna Europaea) and in Ireland (InvertebrateIreland Online).
Distribution
elsewhere: Widespread in continental Europe including Austria,
Belgium, Bosnia and Herzegovina, Bulgaria, Croatia, Czech Republic,
Danish mainland, French mainland, Germany, Hungary, Italian mainland,
Luxembourg, Macedonia, Poland, Portuguese mainland, Romania, Sicily,
Slovakia, Slovenia, Spanish mainland, Switzerland, The Netherlands
and Ukraine (Fauna Europaea).
NBN Atlas links to known host species:
Ajuga
genevensis,
Ajuga
reptans, Bellis
perennis, Clinopodium
vulgare, Digitalis
grandiflora, Digitalis
lutea, Digitalis
purpurea, Galeopsis
tetrahit, Glechoma
hederacea, Plantago
lanceolata, Plantago
major, Stachys
officinalis
(= Betonica
officinalis),
Stachys
recta, Teucrium
scorodonia, Verbascum
lychnitis, Veronica
chamaedrys
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British and Irish Parasitoids in Britain and elsewhere: Currently unknown.
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