Elateridae of the British Isles

Agriotes acuminatus (Stephens, 1830)

Size – 6-8mm.

Description – Uniformly dark brown with a covering of slightly lighter hairs. The angles of the pronotum are a lighter brown colour. Ridges are visible running the length of the elytra. The legs and antennae are a light brown colour, with the antennae extending slightly beyond the posterior edge of the pronotum.

National Biodiversity Network map showing the distribution of Agriotes acuminatus across Britain and Ireland.

British and Irish distribution of Agriotes acuminatus (Stephens, 1830) based on records held by the National Biodiversity Network.

Distribution data supplied by:

  • Dorset Environmental Records Centre
  • National Trust
  • Bristol Regional Environmental Records Centre
  • Royal Horticultural Society
  • Merseyside BioBank
  • Greenspace Information for Greater London
  • North East Scotland Biological Records Centre
  • Countryside Council for Wales
  • Balfour-Browne Club
  • Natural England
  • Leicestershire Environmental Resources Centre
  • National Trust for Scotland (staff)
  • Wiltshire and Swindon Biological Records Centre
  • Staffordshire Ecological Record

Distribution – Well distributed and fairly common in England and Wales. Very few, scattered records from Scotland.

Biology – Larvae develop in soil, feeding on the roots of a range of grass species. Imago insects emerge in May and can be present into July. Most commonly found by beating the foliage of a wide variety of tree species, particularly broadleaves, but also by searching on tree blossom and grasses.

Habitat РA wide range of habitats, predominantly broadleaved woodland but also agricultural land, grasslands and scrub and gardens.