Arge ustulata (Linnaeus, 1758)

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)

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