Monoctenus juniperi (Linnaeus, 1758)

Monoctenus juniperi

Mainly black in the female with lateral yellow marks each side of the abdomen. The stigma is pale with dark margins and the tibia and tarsi are pale.

Larvae feed on junipers.


Size: 5 - 6mm

Status: Rare

Distribution: Scotland, Ireland

Flight period: Univoltine, May to June

Plant associations: Juniperus spp. (junipers)


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.