Pristiphora punctifrons - Species not placed in a group
Females can be distinguished by the very deep scopa of the sawsheath, mostly black dorsum and tarsal claws with a tiny subapical tooth. Males are very rare and are best determined by examination of the penis valves.
Pristiphora punctifrons larvae feed solitarily on dog rose and cinnamon rose.
Size: 4.0 - 5.0mm
Distribution: England, Scotland, Wales, Ireland
Flight period: April to June
Plant associations: Rosa canina and Rosa majalis (dog rose and cinnamon rose)
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
Prous, M., Kramp, K., Vikberg, V. and Liston, A., 2017. North-Western Palaearctic species of Pristiphora (hymenoptera, tenthredinidae). Journal of Hymenoptera Research, 59