Col:Curculionidae
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Orchestes testaceus (Müller, 1776)
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an initial galley then forms a blotch

Food Plant: Alnus sp. (Alder), Betula sp. (Birch)

Egg: Underside of leaf

Mine: Early Summer

Notes: Initially a gallery is formed which runs towards the leaf edge from a vein. The mine then becomes a blotch and a spherical cocoon develops in this. The mine is brown. Mine shown on Alnus sp.. An uncommon UKBAP species.

Data: 14.v.2015 ,Scheps~Balen,(Antwerpen), Belgium

Image:© Carina van Steenwinkel

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