White-3 legged thing?

[shamukaiser]

after putting all my live rock in the new tank, I saw two creatures, about 1/4" .. looked like a white star fish with a black/dark center.. but, with only 3 "legs" ....
they cruised over the rock and are out of sight...
any ideas what they are?

shamu

 

[eliterecon14]

can u take any pictures? it might help, might have been a satrfish with broken legs??????? not too sure W/O photo

 

[ac7av]

I have them in my refugium. Dark center 3 white legs. Some type of brittle star. They stay small.

 

[burning2nd]

star fish?