This is a complex of basically orange-coloured tachinids with more or less darkened tips to the abdomen – either dark patches around the bristle sockets or completely dark tergite 4-5.
This is taxon 22a – female (Genea sp.):
This is 22a – male:
The next one (taxon 22d specimen #73 – Leskia sp.) is much smaller but follows the same general colour scheme and morphology:
This is an extra taxon (22b – specimen #45 – Genea sp.), which seems to be significantly different … but similar:
EDIT (Monty Wood 26/9/2010): This group is a mixture of 2 genera – Genea and Leskia.