Dolerus (Cyperolerus) anticus (Klug, 1818)

Dolerus anticus

This species has the side lobes of the mesonotum black for at least the posterior two thirds. The scutellum, the first abdominal tergites and the legs are all black. Tergites lack sculpture except for tergite 1. 9-10.5mm.

Status: Very local

Distribution: England

Flight period: May to June

Plant associations: Eleocharis palustris (common spike-rush)

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