Posted by John Bratton on 03-01-2014 18:02
#1
I'm stuck. I can't key this to a family, and I've tried the keys to muscids, sarcophagids, anthomyiids, tachinids and calliphorids without getting anywhere.
Two males caught on the sandy shore of a lowland lake, Hornsea Mere, UK, 17 June 2013.