Baby snails? ID please!

[AwRuh]

Hey all,
I just finished my weekly reef roid feeding and noticed my sand bed moving. Upon closer inspection I noticed all these tan little snails with their trunks up looking for any globs of food resting on the sand. I’m not too worried about any hitchhikers in my tank as I’ve already found a few. Just wanting to get a positive ID. Thanks!

 

[KJ]

Nassarius sp.

 

[dsoneone]

I concur. I need about a dozen