Similar to Pristiphora laricis but the anal cell of the fore wing has a basal loop (absent in P. laricis). Black with more or less brown mouthparts and labrum. White on the hind margin of the pronotum, tegulae, trochanters, apices of femora, tibiae and tarsi.
Larvae feed on larches, sometimes in large numbers.
Size: 5 - 6.5mm
Status: Locally abundant
Distribution: England, Scotland, Wales, Ireland
Flight period: May to June
Plant associations: Larix decidua and Larix leptolepis (European larch and Japenese larch)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
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