Pristiphora erichsonii (Hartig, 1837)

Pristiphora erichsonii - Pristiphora erichsonii group

Males are extremely rare. The females have a red banded abdomen and extensively pale antennae. The female can also be determined by the characteristics of the saw and sawsheath.

Pristiphora erichsonii larval food plant is European larch and Japanese and American larch where introduced. Larvae can be sporadically abundant and destructive.

Size: 8.5 - 9.5mm

Status: Local

Distribution: England, Scotland, Wales, Ireland

Flight period: April to July

Plant associations: Larix decidua, Larix kaempferi and Larix laricina (European larch, Japanese larch and American larch)

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