Dip:Agromyzidae
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Nemorimyza posticata (Meigen, 1830)
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mines go brown

 

Food Plant: Solidago virgaurea Golden-Rod), cultivated Solidago canadensis (Canadian Golden-Rod) - in Canada also on Aster spp.

Mine: Bivoltine: summer & autumn

Pupa: Outside the mine

Notes: A short broad gallery, normally at the margin, leading to a blotch with obvious feeding lines in whorls. Mines go brown (as shown). Mines shown on Solidago virgaurea

Data: 04.vii.2015, Jemelle, Namur, Belgium

Image:© Jean-Yves Baugnée

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