Unusual seashell or something other ?

[simsim]

<blockquote><p><b>Quote :</b><table width="80%" border="1" style="border-color:#000099;background-color:#CCD4EC" cellspacing="0" cellpadding="0"><tr><td class="petit">ale.v wrote : The shapes of the Vermetidae are really "free", so tje classificazion isn't easy.

By the way the most common Mediterrean Vermetidae are Vermetus triquetus and Serpulorbis arenaria.

Vermetus triquetus has a typical "line" all along the shell, while Serpulorbis has more coarsness.

I hope you can understand my poor english.

More than words, see at this link:
<a href="http://www.naturamediterraneo.com/forum/topic.asp?TOPIC_ID=4266" target="_blank"><!-- m --><a class="postlink" href="http://www.naturamediterraneo.com/forum/topic.asp?TOPIC_ID=4266">http://www.naturamediterraneo.com/forum ... IC_ID=4266</a><!-- m --></a> </td></tr></table></p></blockquote>

Hi ale.v,  thank you for a help.
If to suppose that it Serpulorbis arenaria, that what is on these sites :

<a href="http://digilander.libero.it/conchiglieveneziane/gasteropodi/specie/SerpulorbisArenaria.htm" target="_blank"><!-- m --><a class="postlink" href="http://digilander.libero.it/conchiglieveneziane/gasteropodi/specie/SerpulorbisArenaria.htm">http://digilander.libero.it/conchigliev ... enaria.htm</a><!-- m --></a>
<a href="http://www.leganavalesulcis.it/view.php?pag=foto_portopino_sub&p=5&id=5" target="_blank"><!-- m --><a class="postlink" href="http://www.leganavalesulcis.it/view.php?pag=foto_portopino_sub&p=5&id=5">http://www.leganavalesulcis.it/view.php ... b&p=5&id=5</a><!-- m --></a>
<a href="http://www.naturamediterraneo.com/forum/topic.asp?TOPIC_ID=69306" target="_blank"><!-- m --><a class="postlink" href="http://www.naturamediterraneo.com/forum/topic.asp?TOPIC_ID=69306">http://www.naturamediterraneo.com/forum ... C_ID=69306</a><!-- m --></a>
<a href="http://www.argonauti.org/forum/topic.asp?TOPIC_ID=6407&whichpage=4" target="_blank"><!-- m --><a class="postlink" href="http://www.argonauti.org/forum/topic.asp?TOPIC_ID=6407&whichpage=4">http://www.argonauti.org/forum/topic.as ... hichpage=4</a><!-- m --></a>
<a href="http://waste.ideal.es/especies103.htm" target="_blank"><!-- m --><a class="postlink" href="http://waste.ideal.es/especies103.htm">http://waste.ideal.es/especies103.htm</a><!-- m --></a>
<a href="http://www.nmr-pics.nl/Vermetidae/album/index.html" target="_blank"><!-- m --><a class="postlink" href="http://www.nmr-pics.nl/Vermetidae/album/index.html">http://www.nmr-pics.nl/Vermetidae/album/index.html</a><!-- m --></a>  

Possibly, the error in the classification of the shell is committed on yours site ?  <span class="petit">--Last edited by SimSim on 2009-09-24 07:40:40 --</span>