Might I suggest if you ever remake the Creature from the Black Lagoon, trying this character's head:
Thought I'd share my ideas. What you've got already is pretty amazing. :)
HAHAHA, great idea! Love the original designs on some of these like the creature from the black lagoon. Chevy Chase....HAHAHAHAHAHA I am doing a similar thing for a Christmas MOC, but it will be a party and not a museum.