Arge gracilicornis (Klug, 1814)

Arge gracilicornis

One of the black species. The apical margins of the wings are finely ciliate. Cell 2RS of the forewing is wider at the top than at the bottom due to vein 3RM being sinuate.
Larvae feed on raspberry.

 

Status: Commonest in the south.

Distribution: England, Scotland, Wales, Ireland

Flight period: Uni- or bivoltine, May to June and sometimes July to September

Plant associations: Rubus idaeus (raspberry)

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