Found a section of nice, white, short-tipped hair on a piece of pronghorn hide that’s not as coarse as the deer belly hair I have. Won’t be near any eastern green drake spinner falls so I’ll try them as attractors.

hook - Dai Riki 300 #10
thread - Danville flat wax white
underbody - moose body hair
body - pronghorn white
wing - Congo Hair white
hackle - grizzly