Xiphydria prolongata
The willow wood-wasp is one of three species in the genus in Britain. Xiphydria prolongata is the only one of the three species to have a red girdle on the abdomen covering at least tergite four. The abdomen also has lateral white spots.
Larvae bore into the wood of ailing or dead willows.
Jump to other Xiphydria species
Size: 6 - 18mm
Status: Local
Distribution: England, Wales
Flight period: June to August
Plant associations: Salix spp. (willows)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
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- Xiphydria prolongata Credit Stephen Plant
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- Xiphydria prolongata Credit Stephen Plant
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
Shaw, M. R. & Liston, A. D. 1985: Xiphydria longicollis (Geoffroy) (Hymenoptera: Xiphydriidae) new to Britain. - Entomologist's Gazette, Faringdon 36: 233-235