Hi Richard
David Fenwick has been in touch and asked for the very same addition. This has now been added and I have created a "s.str." version of auricula to allow for pre & post split records. :)
Haliclystus octoradiatus (Lamarck, 1816)
tvk NHMSYS0021007963
Haliclystus auricula (Rathke, 1806) s.str.
tvk NHMSYS0021007969
Chris Raper, Manager of the UK Species Inventory, Angela Marmont Centre for UK Biodiversity,
Natural History Museum, Cromwell Road, London, SW7 5BD. (tel: 020 7942 5894)
also Tachinid Recording Scheme (http://tachinidae.org.uk/)