Small snail found near return

[boeingn747]

I found this lone snail near my return. It was just out of the water.
It's small maybe 1/8"-3/16" long less than 1/8" wide.
Best pic I can get.

 

[boeingn747]

Here is another photo, a little better maybe

 

[Rtaylor]

Stomatella

 

[boeingn747]

Stomatella

Thank you