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 are undescribed but probably a willow species.
Size: 6.0 - 8.0mm
Distribution: England, Scotland, Wales, Ireland
Flight period: April to June
Plant associations: Probably Salix spp. (probably willows)
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