In Allantus melanarius, the abdomen is black and the hind femora is red or yellow. The stigma is white in the basal half and dark apically. The clypeus and scutellum are shiny with sparse punturation.
Larvae feed on common dogwood.
Size: 8 - 9mm
Flight period: July
Plant associations: Cornus sanguinea (dogwood)
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