Pristiphora malaisei - formerly Pristicampus arcticus
An alpine species only found occasionally in Scotland on high ground. The species was originally described within the Mesoseura genus as the type specimen had aberrant venation, something which is not uncommon in arctic species. It is a slender, dark species.
Pristiphora malaisei larvae feed on shrubby cinquefoil.
Size: 4 - 5mm
Flight period: July
Plant associations: Potentilla fruticosa (shrubby cinquefoil)
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, Vol. 59