The descriptive text, below the map, is from the Cornish Red Data Book (2009). The map on this web page depicts the organisms distribution and shows the records made pre-2000 and those made since.
Range & Status
Only three known examples have been taken in Britain, from Cornwall pre-1970 and south Devon more recently. It has a boreo-alpine distribution on the Continent, inhabiting the subalpine parts of the higher mountains.
A pair were collected by G.H. Ashe in ' Cornwall' (Allen, 1994).
Habitat & Ecology
The Devon record is for a male found beneath bark on deadwood in an old pasture-woodland on the south-west flanks of Dartmoor.
Agricultural improvements and commercial forestry around moorland fringes, especially where they interrupt the moorland/woodland transition.
Protection of remaining moorland of Bodmin Moor and its woodland fringes from
I.J. Bennallick, S. Board, C.N. French, P.A. Gainey, C. Neil, R. Parslow, A. Spalding and P.E. Tompsett. eds. 2009. Red Data Book for Cornwall and the Isles of Scilly. 2nd Edition.Croceago Press.
The Cornish Red Data Book Project was led by the Cornwall and Isles of Scilly Federation for Biological Recorders (CISFBR). The full text and species accounts (minus the maps) are available on the CISFBR website.