Unusual there were so many 6 armed Bat Stars.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/33466410@N00">Jerry Kirkhart</a> from Los Osos, Calif.
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/jkirkhart35/14701444743/">Pair of Asterina miniatas</a>