Anoplus
plantaris (Naezen, 1794)
[Coleoptera : Curculionidae]
Curculio
plantaris Naezen, 1794
Curculio brevis Marsham, 1802
Rhynchaenus plantaris (Naezen, 1794); Gyllenhal,
1813
Anoplus plantaris (Naezen, 1794); Dejean, 1821
Orchestes plantaris (Naezen, 1794); Zetterstedt,
1828.
Anoplus atratus Stephens, 1831
Anoplus nitidulus Stephens, 1831
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Leaf-miner: Long, full depth mine, starting at an oviposition scar, mostly in
the distal part of the midrib; the scar may be swollen and gall-like.
Frass line variable in width, sometimes quite broad. Usually the
corridor loosely follows the leaf margin, and the part of the leaf
that is cut off from the centre dies off. The larvae live in spring,
when the leaf is unfolding; later in summer affected leaves are
recognisable because the tip of the leaf and parts of the marginal
teeth are missing, by remnants of the corridor and by a general
disfiguring of the leaf. The larva leaves the mine before pupation
(Bladmineeders van Europa).
Larva: The larvae of beetles have a head capsule and chewing mouthparts with opposable mandibles and lack abdominal legs (see examples).
Pupa:
The pupae of beetles have visible head appendages, wings and legs which lie in sheaths (see examples).
Hosts in Great Britain and Ireland:
Betulaceae |
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Betula |
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Colin Plant
(pers. comm.) |
Hosts
elsewhere:
Time
of year - larvae: Currently unknown.
Time
of year - adults: Currently unknown.
Distribution
in Great Britain and Ireland: Widespread in Britain including Anglesey,
Cambridgeshire,
Cardiganshire, Caernarvonshire, Cheshire, Cumberland, Denbighshire, Dorset, Dumfriesshire,
East Kent, East Norfolk, East Ross, East Suffolk, East Sussex, Easterness,
Glamorgan, Huntingdonshire, Leicestershire, Monmouthshire,
Montgomeryshire, North Lincolnshire, North-east Yorkshire, Oxfordshire, Radnorshire, Shropshire,
South Aberdeenshire, South Devon, South Essex, South Hampshire, South Lancashire, Stafford, Surrey,
West Kent, West Lancashire, West Norfolk, West Suffolk, and Westmorland (NBN
Atlas).
Also recorded in Ireland (InvertebrateIreland Online).
Distribution
elsewhere: Europe including French mainland, Germany, Italian
mainland, Poland, Russia - Central, East, Northwest and South and
Slovakia (Fauna Europaea).
NBN Atlas links to known host species:
British and Irish Parasitoids in Britain and elsewhere: Currently unknown.
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