Help for identification needed...

[aiof83]

I bought the following seashell from a shop in Greece. It's about 10cm long.
<a href="http://www.badongo.com/pic/8395181" target="_blank"><!-- m --><a class="postlink" href="http://www.badongo.com/pic/8395181">http://www.badongo.com/pic/8395181</a><!-- m --></a>
<a href="http://www.badongo.com/pic/8395227" target="_blank"><!-- m --><a class="postlink" href="http://www.badongo.com/pic/8395227">http://www.badongo.com/pic/8395227</a><!-- m --></a>  

Thanks!  <span class="petit">--Last edited by aiof83 on 2010-01-11 18:42:11 --</span>