Monophadnoides rubi (T.W. Harris, 1845)

Monophadnoides rubi

The thorax is entirely black and the abdomen almost so. Hind tibia black but on the outer side of the base it may be dark rather than black. The head has deep supra-antennal grooves. Tarsal claws are bifid with the inner and outer tooth close together.

Larvae have branched spines and feed on meadowsweet, avens and bramble species.

 

Size: 5 - 6mm

Status: Common

Distribution: England, Scotland, Wales

Flight period: May to June

Plant associations: Filipendula spp., Geum spp. and Rubus spp.(meadowsweet, avens and brambles, etc.)

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