A very rare species. Now said to be on the verge of extinction in the UK. No post-2000 records. Last Staffordshire record 1989, last Herefordshire 1985, last Shropshire 1975 and last Worcestershire 1974.  | Determination by Genitalia Examination (gen. det.) Required | |
Recorded in 15 (11%) of 140 10k Squares. First Recorded in 1900. Last Recorded in 1989. (Data up to end 2023) |