Posted by jck on 26-11-2021 17:59
#8
To the best of my knowledge, there are 2 Scathophaga species with a dark last antennal segment: S. stercoraria and S. litorea. To separate them, you have to look closely at the arista. In S. stercoraria it is plumose, in S. litorea the hairs are very short.
James