Posted by Susan R Walter on 16-04-2008 12:51
#6
Nice hair dye job! And your Pollenia pic sent me looking at them, and I discovered that males may be distinguishable once you've got your eye in for differences in the arrangement of leg bristles and orbital plate:frontal vittae ratios. I will be emailing you with an idea, but want to think about it some more, and I'm a bit busy at the mo.