[Deepsea] What is this?

Gaten, Dr E. via deepsea%40net.bio.net (by gat from leicester.ac.uk)
Fri Mar 9 04:25:42 EST 2007

This was found on a reef in Norway. Do you know what it is?
 
Best regards 

Frode
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Elisabeth og Frode [klefen from gmail.com]