HELP I don't know what this is

[braden18]

Hi everyone I'm new here. I woke up this morning and found a spiral brown thing on my sand I recently got 2 epaulette sharks and I thought it was their poo hahah but I don't know can anyone help

 

[vaguelyreeflike]

Almost looks like conch eggs, what inverts are in the tank? This is most likely an egg casing of some type, probably a snail.

 

[braden18]

I have one snail and a hermit crab that's about it

 

[braden18]

Here is another photo I think it got pushed

 

[vaguelyreeflike]

I have one snail and a hermit crab that's about it

what type of snail?

 

[kevgib67]

Looks like rotini.