please help!!! i know nothing about seashells

[chastidyllaws]

here are two seashells that i would like some more information on please. thank u<a href="http://www.badongo.com/pic/1351044" target="_blank"><!-- m --><a class="postlink" href="http://www.badongo.com/pic/1351044">http://www.badongo.com/pic/1351044</a><!-- m --></a> <a href="http://www.badongo.com/pic/1351070" target="_blank"><!-- m --><a class="postlink" href="http://www.badongo.com/pic/1351070">http://www.badongo.com/pic/1351070</a><!-- m --></a>