Euura trautmanni - Trautmann's Willow Nematine

This is a lowland, pale species. In the female, the orbits, the sides of the mesonotal lobes, the scutellum and the mesopleura are largely reddish-yellow and the underside of the abdomen is a greenish-white.

In the male, the abdomen is more or less pale below and the scutellum is loosely punctured and shining between the punctures and laterally.

Euura trautmanni larvae feed on willow species.

Size: 6.0 - 8.0mm

Status: Local

Distribution: England, Scotland, Wales, Ireland

Flight period: April to June

Plant associations: Salix spp. (willows)

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

Prous, M., Liston, A., Kramp, K., Savina, H., Vårdal, H. and Taeger, A., 2019. The West Palaearctic genera of Nematinae (Hymenoptera, Tenthredinidae). ZooKeys, 875, p.63-127