Wired-in Split Case PMD
Hook – Sprite S2499, size 16-20
Thread - Brown
Weight - 0.010-inch diameter lead/lead free wire
Tail - Pheasant-tail-like colored guard hairs from an animal fur patch.
Ribbing – Copper wire
Abdomen - Pheasant tail fibers
Split case wire - Single strand of UTC Ultra-wire brand in small to BR size (wire diameter decreases with hook size) in the fluorescent/hot yellow or fluorescent orange color
Wing case – Dark butt ends of PT fibers to give the impression of the dark wing pads on a near-emergence PMD nymph.
Thorax - Ice dub, pheasant tail color. Pick out to simulate legs
From an internet photo
