Dolerus pratorum
A small species (6-7mm). Labrum, and usually also clypeus, tinged brown. The mesopleura are dull and rough, with a few large, widely spaced, crater-like punctures in the middle. Abdomen usually red-girdled and legs red or dark.
Larvae are unknown but presumed to feed on horsetails.
Status: Rare
Distribution: England, Wales
Flight period: May to June
Plant associations: Equisetum sp? (horsetails)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
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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