Leaf-miner
and case-bearer: The larva constructs a distinctive dark brown case from fragments
of leaf (UKMoths).
The case is illustrated in British
leafminers.
Dark
brown, bivalved, composite leaf case, about 10 mm long, and composed
of 6-8 ringlets (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).
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).
Adult:
The adult is not illustrated in UKMoths (check for update). The species is included in mothdissection.co.uk.
Comments:
Stachys officinalis is treated
as Betonica officinalis (Betony) by Stace (2010).
Hosts in Great Britain and Ireland:
Hosts
elsewhere:
Time
of year - larvae: September - May (British
leafminers).
Time
of year - adults: The adults fly in June and July, but are not
often seen (UKMoths).
Distribution
in Great Britain and Ireland: Now a very local species in
Britain, it was formerly more widespread but generally is restricted
to a few localities in southern England (UKMoths)
including Dorset, Isle of Wight, North Essex, Surrey and West Sussex (NBN
Atlas).
Distribution elsewhere: Widespread in continental Europe including Albania, Austria,
Bosnia and Herzegovina, Croatia, French mainland, Germany, Hungary,
Italian mainland, Latvia, Liechtenstein, Macedonia, Poland, Romania,
Russia - South, Slovakia, Slovenia, Spanish mainland and Switzerland,
Also recorded in Near East (Fauna Europaea).
NBN Atlas links to known host species:
British and Irish Parasitoids in Britain and elsewhere: Currently unknown.
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