Forums SEASHELL-COLLECTOR

Hi Help me to identify this one, i founded it at 3 meters depth front Cozumel Island , size no more than 10 mm beutifull bands pink and white shiny a gem type

<a href="http://img504.imageshack.us/my.php?image=dsc02781ua4.jpg" target="_blank"><img src="http://img504.imageshack.us/img504/3519/dsc02781ua4.th.jpg" alt="http://img504.imageshack.us/img504/3519/dsc02781ua4.th.jpg" style="border:0" /></a>

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<a href="http://img504.imageshack.us/my.php?image=dsc02781rx7.jpg" target="_blank"><img src="http://img504.imageshack.us/img504/9213/dsc02781rx7.th.jpg" alt="http://img504.imageshack.us/img504/9213/dsc02781rx7.th.jpg" style="border:0" /></a>
sorry the images are not too clear , thank you anyway

I mean Pictures,  I checked with Marcus Coltro and its a Marginallidae , Volvarina Aff. amabilis, thanks anyway I really appreciate your help Paul