Anoplonyx destructor - Larch Destroyer

Similar to Pristiphora laricis but the anal cell of the fore wing in Anoplonyx destructor 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.

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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)


Benson, R. B. 1952: A new Anoplonyx destructive to larch in Britain (Hymenoptera; Tenthredinidae). - Bulletin of Entomological Research, London 43: 543- 547

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.