A Quigley variant. Tied here as a notional March Brown (western); tail’s probably a bit long.
hook - WFC Model 3 #12
thread - Uni 8/0 camel
tail- pheasant tail
rib - small wire copper
shuck/shellback - Congo Hair brown
abdomen - Krystal Flash root beer
thorax - Ice Dub golden brown
wing - deer hair
hackle - grizzly dyed tan
Regards,
Scott