Snail with no shell?

[jerallenttu1]

Is this just a snail with no shell? It seems to have just a tiny bit of shell on the top. All my store bought snails have full shells.

 

[Cichlid Dad]

I forgot what they are called, good clean up crew

 

[moretor1]

Stomatella snail?

I don't know how big they get

 

[Cichlid Dad]

Stomatella snail?

I don't know how big they get

That's it I'm pretty sure, I have two in my reef