Black Drake
Ribbing - Silver tinsel
Body - Black floss
Hackle - Orange
Wing - Black goose or duch quill segmants
Amateur Tyers Fly Dictionary - J E Willmarth
Brown Drake
Tip - Gold tinsel
Body - Brown floss
Hackle - Badger
Wing - Brown turkey
Ameteur Tyers Fly Dictionary - J E Willmarth
Gray Drake
Tail - Mallard
Ribbing - Black floss
Body - White floss
Hackle - Gray or badger
Wing - Mallard or slate duck or goose quill segments
Amateur Tyers Fly Dictionary - J E Willmark
Yellow Drake
Tail - Brown mallard (aka bronze mallard)
Ribbing - Silver tinsel
Body - Yellow dubbing
Hackle - Scarlet
Wing - Brown mallard (aka bronze mallard)
Amateur Tyers Fly Dictionary - J E Willmarth