Just another possability, the Echinaster (othilia) sentus from Florida, has longer arms that are a little less spiny than thoes of the Echinaster (Othilia) echinophorus.
This is the Echinaster (Othilia) echinophorus.
here is the one you posted (I just want to see them togeather.)
Steve
__________________
*everything said above is just my opinion, and may or may not reflect the views of this BBS, its Operators, and its Members. If cornered on any “opinion” I post I will totally deny having ever said this in a Court of Law…Unless I am the right one*
Some strive to be perfect.... I just strive.