Identify this thing for me (marine flora/fauna)

[GodlessAstronomer]

 

[BoomerD]

crinoid?

http://www.google.com/images?hl=en&...q=feather+star&aq=f&aqi=g10&aql=&oq=&gs_rfai=

 

[GodlessAstronomer]

Hmmm it's possible I suppose.

 

[zinfamous]

some kind of starfish thingy

 

[BoomerD]

"feather stars" are pretty cool little critters. I've only known a few people who could actually keep them long-term in their reef tanks...and they were VERY LARGE tanks. They're extremely sensitive to water conditions.