Dolerus anticus
Relatively local, mostly in England but with a single record from Scotland and none yet from Wales (Musgrove, 2023).
This species has the side lobes of the mesonotum black for at least the posterior two thirds. The scutellum, the first abdominal tergites and the legs are all black. Tergites lack sculpture except for tergite 1.
Dolerus anticus larvae feed on common spike-rush.
Size: 9-10.5mm
GB IUCN Status: Vulnerable
GB Rarity Status: None
Distribution: England, Scotland
Flight period: May to June
Plant associations: Eleocharis palustris (common spike-rush)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
- Dolerus anticus male Credit Ian Andrews
- Dolerus anticus penis valve Credit Ian Andrews
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
Musgrove, A.J. 2023. A review of the status of sawflies of Great Britain - Phase 2: The Athaliidae and the Tenthredinidae (excluding Nematinae). Natural England, unpublished