This Calodexia came from a batch of flies kindly sent to me by Eric Fisher. Monty says that Calodexia are cockroach parasitoids and their oviposition…
This is a close relative of fg-taxon #98 with its rounded abdomen, large eyes and downward-pointing ovipositor. EDIT (09/10/2010): This is undoubtedly a female Calodexia sp. http://chrisraper.org.uk/blog/?p=2495
This is a really interesting group of species – all very similar in general body shape and with a curious ovipositor that appears to emerge…