Claremontia waldheimii (Gimmerthal, 1847)

Claremontia waldheimii

The head is black and glossy. The thorax and the abdomen are also black though the tegulae and hind angles of the pronotum are yellowish brown in the female. The legs usually have off-white tibiae though these may be infuscated.

Larvae feed on water avens and garden cultivars.

 

Size: 5.5 - 6.5mm

Status: Local

Distribution: England, Scotland, Wales

Flight period: May to June

Plant associations: Geum rivale (water avens and its cultivars)

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

Sheppard, D. A., 2019. British Symphyta (draft in preparation)