Starfish or something else?

[ewurm]

I have tiny white organisms with a central body and a number of arms in my tank, on the substrate. Are these live rock stowaway starfish or something else?

 

[Gundo5000]

They could be mini britle stars.

 

[Andrew]

[welcome]

Here's a good site for IDs:

http://melevsreef.com/id/

 

[ewurm]

Yep, they are brittle stars. Thanks!