Here is the fly pattern sheet for the Green Butt Skunk Spey.
The fly below used marabou for the hackle.
Alec Jackson 1.5
Danville 6/0 black
Flat silver tinsel
Red-dyed golden pheasant crest
Medium or large oval silver tinsel, fine silver oval as counter-rib
Chartreuse silk or floss
Black dubbing or yarn
Black-dyed blue-eared pheasant or marabou
Teal or gadwall flank
To learn about my experience tying the Green Butt Skunk Spey, be sure to read these posts: