ID hitchhiking snails, Please!

[BillFragnormous]

Does anyone know what kind of snails these are? And are they reef safe. Just found 4 of them on a new rock while acclimating.

 

[Lionfish Lair]

Now THAT'S a tail! It's a stomatella. Good guys.

 

[BillFragnormous]

Now THAT'S a tail! It's a stomatella. Good guys.

Awesome...Nice score then