Elateridae of the British Isles

Aplotarsus incanus (Gyllenhal, 1827)

Size – 7-9mm.

Description – An elongated species with a long pronotum. Either uniformly dark brown/black or dark brown/black pronotum with chestnut brown elytra. A covering of shiny hairs is more visible under examination with a lens. The legs are a lighter brown, almost yellow on the tibia. The antennae are approximately the length of the head and pronotum.  

National Biodiversity Network map showing the distribution of Aplotarsus incanus across Britain and Ireland.

British and Irish distribution of Aplotarsus incanus (Gyllenhal, 1827) based on records held by the National Biodiversity Network.

Distribution data supplied by:

  • National Trust
  • Bristol Regional Environmental Records Centre
  • EcoRecord
  • Royal Horticultural Society
  • Countryside Council for Wales
  • Highland Biological Recording Group
  • Greenspace Information for Greater London
  • North East Scotland Biological Records Centre
  • Countryside Council for Wales
  • Natural England
  • Leicestershire Environmental Resources Centre
  • National Trust for Scotland (staff)
  • Staffordshire Ecological Record

Distribution – Fairly widespread in Britain, commonest in the midlands, south of England and Wales.

Biology – The imago can appear in April-May and are present until July.  They can be found resting on the stems of various grasses, Juncus spp. and willows (Salix spp.).

Habitat – Fairy wide range of habitats, predominantly wet areas including marshes, ditches, wet woodland, near ponds and near small streams.