This is one of my favorite emerger patterns.... just grease the hackle and wing and enjoy!
Hook: MFCo. light scud #16-20
Thread: 8/0 Uni olive
Tail/Shuck: Bronze nylon yarn
Abdomen: dyed turkey vane-biot in BWO
Wing Post: seatbelt material (or gray nylon yarn, etc.)
Hackle: Med. Dun rooster clipped on the bottom
Note: works in PMD and Sulpher colors too..