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
Very localised across the southernmost counties of England.
Regional Distribution
Old records from West Cornwall; discovered in three localities in the east of county by Ian McClenaghan during 2006 and 2007.
Habitat & Ecology
The larvae develop in the flower-heads of Cirsium and Carduus thistles, especially in
relatively unimproved pastures near the coast.
Threats
Loss of old pastures.
Conservation
No information available.
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.