Pristiphora saxesenii (Hartig, 1837)

Pristiphora saxesenii - Pristiphora abietina group

The stigma is usually dark. Claws have a small subapical tooth. In the female, the sawsheath is short and tapers from base to apex when viewed from above. Males should be determined by the penis valve.

Larvae feed on norway spruce and develop rapidly (10 to 15 days).

 

Size: Probably 6.0 - 7.5mm

Status: Data deficient

Distribution: England, Scotland

Flight period: May to July

Plant associations: Picea abies (norway spruce)

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, Vol. 59