Davy Wotton pattern; his version's tied hackle-stacker fashion. Cool looking wing; I'd expect it to have a short life intact, although chewed and blown out it'll probably still be effective.

hook - Dai Riki 320 #16
thread - UTC 70 tan
abdomen - dubbing tan rabbit
wing - deer hair folded
hackle - barred cream

mash barb, start thread

dub body

tie in some deer hair on near side of hook

twist then fold (I used a needle) and tie down on far side; trim butts and smooth

tie in hackle

wrap, tie off, half hitch x 2, SHHAN

trim out bottom hackle