Cue the Copland. Lot of Elk Hair Caddis influence here.

hook -Dai Riki 300 #10
thread - UTC 140 chartreuse
rib - x-fine wire chartreuse
tail - calftail white over red
abdomen - antron dubbing insect green
body hackle - dark ginger
wing - mule deer
legs - medium barred rubber red

Part 1

mash barb, start thread at 3/4, tie in rib and wrap to the bend

clean, stack, measure (gap width past bend) a clump of red calftail; tie in

repeat with white; wrap to 3/4 mark, trim butts

dub thread/dub body

tie in hackle; wrap to tail