Dolerus ferrugatus
In the female the side lobes of the mesonotum are entirely black in contrast to the usually orange middle lobe and pronotum and orange abdomen. The legs are black. In the male, the mesonotum is entirely black but the abdomen is yellow except for the black apical tergites.
Larvae feed on rushes in moist habitats.
Status: Local and widespread.
Distribution: England, Scotland, Wales, Ireland
Flight period: May to June
Plant associations: Juncus sp. (rushes)
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- Dolerus ferrugatus male Credit Andrew Green
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- Dolerus ferrugatus male Credit Andrew Green
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- Dolerus ferrugatus male Credit Andrew Green
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- Dolerus ferrugatus male Credit Andrew Green
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