Found this one on Harry Murrays site; swapped out the dubbed thorax for dyed aftershaft and used pheasant rump for the hackle.

hook - Mustad 3906 #8
thread - Danville 6/0 brown
rib - small wire black
tail - hen brown
abdomen - Uni-Stretch yellow
thorax - aftershaft dyed brown (in dubbing loop)
hackle - pheasant rump dyed brown