Arge ustulata
A largely brown species with a bronze/green sheen. The stigma is bicolorous being clear yellow at the apex (including the marginal veining) and dark brown at the base. The subcosta and radial vein are pale yellow.
Status: Widespread
Distribution: England, Scotland, Wales, Ireland
Flight period: May to July
Plant associations: Salix spp., Betula spp. and Crataegus spp. (willows, birches and hawthorns)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
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- Arge ustulata female Credit Andrew Green
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- Arge ustulata female Credit Andrew Green
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- Arge ustulata female. Photo credit: Ian Andrews
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- Arge ustulata female Credit Andrew Green
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- Arge ustulata female Credit: Graham Calow
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- Arge ustulata (Hungarian specimen) Credit György Csóka
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- Arge ustulata larva Credit Mark Boddington
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- Arge ustulata larva Credit Mark Boddington
References:
Benson, R.B., 1952. Handbooks for the Identification of British Insects. Hymenoptera, Symphyta, Vol 6, Section 2(a-c), Royal Entomological Society, London
Liston A, Knight G, Sheppard D, Broad G, Livermore L (2014) Checklist of British and Irish Hymenoptera - Sawflies, ‘Symphyta’. Biodiversity Data Journal 2: e1168. https://doi.org/10.3897/BDJ.2.e1168