Here is the fly pattern sheet for Mercer’s Profile Spinner – PMD.

Bottom view

Materials
Hook:
Thread:
Tail:
Body:
Post:
Thorax:
Down Wings:
Hackle:
Daiichi 1180, 1182, 1100 or TMC 100
Uni 8/0 Camel
BWO spade hackle
Turkey biot – rust spinner
Macrame’ yarn, combed out
Superfine dubbing – rusty brown
Zelon – dun
Blue dun