Help ID snail?

[lesterism]

Hi all, I spotted this in my tank. I thought it was a flatworm, so I tried taking it out. And it's like a worm in a shell. Practically, a snail. Is it harmful? What snail/worm Is this?

 

[Fade2White12]

It's a chiton, and a beautiful one at that. Harmless algae grazer, generally nocturnal. Keep it!

 

[Sugar Magnolia]

It's a chiton, and a beautiful one at that. Harmless algae grazer, generally nocturnal. Keep it!

Agreed! Nice find!

 

[lesterism]

Woo okay! Thanks! I almost flushed it down

 

[Dearth]

I wish I was lucky enough to get a hitchhiker like that

 

[Shivsreef]

Yes everyone is right it is a chiton