Critter on live rock

[Wazz72]

That 3rd pic wasnt a starfish it was a jellyish critter stuck to the back of the tank. I havnt seen it for months.

 

[Jaybird]

That 3rd pic wasnt a starfish it was a jellyish critter stuck to the back of the tank. I havnt seen it for months.

The third pic has a white thing on the glass. It's the belly of an asternia starfish. You don't often see them with even legs unless they are just about to split and then they break themselves apart into new starfish.