Dolerus (Achaetoprion) madidus (Klug, 1818)

Dolerus madidus

Male: An orange banded abdomen with other parts black.

Female: The body is predominantly orange on top contrasting with the black head, black scutellum and black legs.
Larvae feed on Juncus.


Status: Local and widespread

Distribution: England, Scotland, Wales, Ireland

Flight period: March to June

Plant associations: Juncus sp. (rushes)


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.