Identify

[beachguy213]

Just did water change and noticed these guys. There's about five in total. I don't know what they are if anybody has any ideas and if they're good or bad

 

[diverjm]

Do they have a shell? Could be a limpet?

 

[Bucs20fan]

If you can get a picture of the other side, kinda looks like the underside of a chiton.

 

[beachguy213]

This is the best I can get right now

 

[kjkszpj9]

Look like some kind of snail egg.