Found a pic of a winged/hackled LaFontaine-like emerger doing an interweb search. Switched out the EHC wing for the split version; next one will utilize Congo Hair instead. My thanks to Messrs. LaFontaine, Quigley and Troth.
hook - Dai Riki 135 #14
thread - Uni 8/0 tan
gas bubble - Antron yarn
abdomen - Zelon dubbing hydropsyche
post - Danville Flymaster plus tan
hackle - grizzly
wing - deer hair
thorax - Zelon dubbing hydropsyche
front hackle - partridge
Part 1
mash barb, start thread; tie in antron, wrap down bend
dub thread/dub body to point above point
pull antron forward, surrounding body; push back a bit to create bubble and tie down
tie in loop
tie in hackle; hook loop onto gallows
wrap hackle up loop (length of thorax), and back to base; tie off/trim