What's growing on this hermit crab shell?

[DAniel559]

originally got the snail from reefcleaners.

 

[Fishy212]

I have the same thing from them! Seems to be harmless, I was able to peel one off it looks like some kind of snail.

got some kind of clam growing on another shell... kind of interested to see what it becomes.

 

[DAniel559]

I have the same thing from them! Seems to be harmless, I was able to peel one off it looks like some kind of snail.

got some kind of clam growing on another shell... kind of interested to see what it becomes.

Yeah this thing looks like a tiny clam i can swear i seen it open.