The head and thorax are black as are the stigma and costa of the fore wing. The abdomen is yellow apart from the first tergite and the apex.
Larvae feed on blackthorn.
Size: 5 - 6mm
Distribution: England, Ireland
Flight period: May to June
Plant associations: Prunus spinosa (blackthorn)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
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