Added to the British list by Liston on the basis of a lectotype collected in 1838 by Newman in the London area. According to Newman's original description this is an almost entirely black sawfly with reddish costa. Reddish-brown are the apices of the femora, the tibiae and the basal tarsal segments.
Flight period: unknown
Plant associations: unknown
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
Newman E (1838) Entomological notes. The Entomological Magazine 5[1837–1838](2, 4, 5): 483–500.