Need ID Please

[msblk]

Had this grow out from a piece of live rock in my reef tank,seems that i can't get an id. Anyone with any thoughts would be great.
Thanks
Mark

 

[Loralie]

Pics?

 

[graveyardworm]

Yeah we're gonna need pics, or a description, something. :lol:

 

[saltycreefer]

I've never seen it before.