It is not Cthulhu's lollipop. It is a Neptunea Amianta atop an egg sack-stalk-thingy. Do you want to know more?
"That's no moon. It's a
Well. Duh. IT'S A GIANT FUCKING ANEMONE! RAAAAAAAAAARRR! Cthulhu uses these to powder his nose after his choc-top. Totally.