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Leaf-mine:
The larva feeds inside the apical part of the needle in the autumn
and ejects most of the frass from holes at either end of the mine.
After hibernation it then feeds on spun needles and shoots (British
leafminers).
Larva:
The larva is illustrated in Nederlandse
bladmineerders.
Pupa:
Details
unknown.
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: September - May (British
leafminers).
Time
of year - adults: The flight period is from June to July, and
the moth can be attracted to light, but can also be disturbed from
the foodplant by beating (UKMoths).
Distribution
in Britain: Widely distributed throughout much of the British
Isles, occurring in conifer plantations, (UKMoths),
including Berks, Easterness, Forfar, Hereford, Hunts, Kincardine,
North Aberdeen, North Devon, North Hants, North Somerset, Oxford,
Salop, South Aberdeen, South Devon, South Lancaster, Surrey, Warwick,
West Gloucester (NBN
Gateway distribution map - BRERC,
HBRG, JNCC,
NE,
NESBRC,
SNH and SHWRG)
and Northern Ireland (Karsholt & van Nieukerken in Fauna
Europaea).
Also
recorded in the Republic of Ireland (Karsholt & van Nieukerken
in Fauna
Europaea).
Distribution
elsewhere: Widespread in Europe including Andorra, Austria,
Belarus, Belgium, Bosnia and Herzegovina, Bulgaria, Corsica, Croatia,
Cyprus, Czech Republic, Danish mainland, Estonia, Finland, French
mainland, Germany, Greek mainland, Hungary, Italian mainland, Latvia,
Lithuania, Luxembourg, Norwegian mainland, Poland, Romania, Russia
- East, North, Northwest and South, Sardinia, Slovakia, Slovenia,
Spanish mainland, Sweden, Switzerland, The Netherlands and Ukraine
(Karsholt & van Nieukerken in Fauna
Europaea).
Parasitoids:
Unknown.
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