Trichiosoma pusillum Stephens, 1835

Trichiosoma pusillum

Rare in Britain and Ireland. A black sawfly within the tibiale group of very similar Trichiosoma species. No key available at this time.

Larvae feed on willows.


Size: 13 - 24mm

Status: Rare

Distribution: England

Flight period: May to June

Plant associations: Salix spp. (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.