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
Diptera: Tephritidae; locally common, Yorkshire southwards, may be under-recorded.
Three records from two 10km squares in VC1: SW54 1926 and 1934; SW43 1990.
Habitat & Ecology
Associated species: Hawkweeds Hieracium spp. and Crepis spp. The greyish larvae live in swollen flower buds which fail to open.
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.