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
A little known species, rarely recorded.
Reported in the Victoria County History (Clark, 1906) from Falmouth and also known from Millbrook in 1903, but not reported locally since.
Habitat & Ecology
Thought to live amongst lichens encrusting vertical rocky cliffs, but has also occasionally been found on the woody stems of trees and shrubs.
An existing population needs to be found before its conservation needs can be
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.