Has anyone seen this starfish before?

[steveweast]

I've had this guy in my refugium for the last 4 months or so....
I can't seem to find any references to him....has anyone come across this species before?

 

[bang guy]

Never seen it. Looks like some type of Mithrodia sp.. Sorry, can't do any better than that.

 

[007]

Where's ophiura when you need her . . .