Don't know who came up with this Humpy variation on the original but it's a cool fly.

hook -Dai Riki 305 #14
thread - Danville 6/0 black
butt - Danville 6/0 red
tail/shellback - deer hair
abdomen - peacock herl
rib - tying thread
hackle - grizzly

Part 1

mash barb, start thread at 2/3 mark, wrap halfway down bend and create a bump, brush with Sally

clean, stack, measure ( gap width past bend) a small clump of deer hair; tie in, fold butts back over tail, half hitch/trim thread

start black thread, create a loop and wrap to tail

tie in peacock; twist/wrap to 2/3 mark, tie off/trim

slight twist to deer hair, pull forward; tie down/trim buts

rib body; tie off/trim