Trichiosoma tibiale Stephens, 1835

Trichiosoma tibiale

The female differs from sorbi in having the pubescence on the apical two segments not closely adpressed and the hind tibia is usually darker than the tarsi. The male abdomen is entirely black above and below.

Larvae feed on hawthorns.

 

Size: 13 - 24mm

Status: Local

Distribution: England, Scotland, Wales, Ireland

Flight period: May to June

Plant associations: Crataegus spp. (hawthorns)

References:

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