Lep:Phyllocnistinae
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15.092 Phyllocnistis unipunctella (Stephens, 1834)
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makes a snail trail mine

 

Food Plant: Populus nigra (Black Poplar), P. x italica (Lombardy Poplar). P.trichocarpa (Black cottonwood)

Egg: Usually underside of the leaf

Mine: April-August

Pupa: Under a membrane on the margin of leaf

Notes: A 'snail-trail'-like mine on the upper surface, long and sinuous, without any visible frass. The mine can sometimes cover most of the leaf. Mine is shown on Populus trichocarpa

Data: 13.viii.2014, Upton Grey, Hants., VC12,

Image:© John Langmaid

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