Hym:Tenthredinidae
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Heterarthrus aceris (Kaltenbach, 1856)
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ventral view
anal ring

 

Food Plant: Acer pseudoplatanus (Sycamore) only.

Mine: Univoltine: early summer.

Notes: A large, upper surface marginal blotch, usually going brown and usually with an excised hole, which is characteristic of Heterarthrus species. A widespread miner of Sycamore. The larva is pale green and has the characteristic Heterarthrus 'collar' on the prothorax, with two further spots on the meso and metathorax. The anal sclerotization is shown above in ventral view (lower photo).

Data: 31.v.2008, Krems, Austria, Ewald Altenhofer

Image:© Rob Edmunds

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