Tenthredo livida - Livid Sawfly

Recorded throughout most of mainland Britain (Musgrove, 2023).

A largely black bodied species. Antennae are partially banded in white and the stigma are bicolorous. The abdomen colour is variable in both sexes but at least the basal tergites black. up to the five apical tergites may be red in the female. Males usually have basal tergites black, the middle segments may be marked yellowish-white dorsally and the apical tergites reddish-brown.

Tenthredo livida larvae feed on a broad range of plants.

Jump to other species of Tenthredo

Size: 12 - 15mm

GB IUCN Status: Least Concern
GB Rarity Status: None

Distribution: England, Scotland, Wales, Ireland

Flight period: May to August

Plant associations: Pteridium aquilinum (bracken), Epilobium (willowherbs), Lonicera (honeysuckles), Corylus (hazel), Rosa (roses), Salix (willows), Sorbus (mountain ash) and Viburnum (wayfarer, guelder rose)


Benson, R.B., 1952. Handbooks for the Identification of British Insects. Hymenoptera, Symphyta, Vol 6, Section 2(a-c), Royal Entomological Society, London

Fekete, K. (2018) Beginner’s guide to identifying British Tenthredo, Natural History Museum, London. http://www.nhm.ac.uk/content/dam/nhmwww/take-part/identification-trainers/sawflies-guide-id-trainees.pdf [Accessed 26Apr2019]

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

Musgrove, A.J. 2023. A review of the status of sawflies of Great Britain - Phase 2: The Athaliidae and the Tenthredinidae (excluding Nematinae). Natural England, unpublished