Pristiphora bifida - Pristiphora ruficornis group
The tarsal claws are bifid with a long subapical tooth close to the apical one. Males have numerous stout black setae on the antennae amongst finer pale ones. In both sexes, the hind trochanter, trochantelli and tibia are partially pale.
Pristiphora bifida larvae feed on common osier.
Jump to other species of Pristiphora
Size: 4.5 - 5.5mm
Status: Rare
Distribution: Scotland
Flight period: Assumed May to August
Plant associations: Salix viminalis (osier)
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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
Prous, M., Kramp, K., Vikberg, V. and Liston, A., 2017. North-Western Palaearctic species of Pristiphora (hymenoptera, tenthredinidae). Journal of Hymenoptera Research, 59
Prous, M., Vikberg, V., Liston, A. and Kramp, K., 2016. North-western Palaearctic species of the Pristiphora ruficornis group (Hymenoptera, Tenthredinidae). Journal of Hymenoptera Research, 51