請問這是否寶螺的一種?

遍詢不到名稱

而且殼底沒齒痕.也不會用足膜包覆自己...

附上各角度圖片連結.謝謝!

http://imageshack.us/photo/my-images/204/dsc06997x.jpg/

http://imageshack.us/photo/my-images/815/dsc06995z.jpg/

http://imageshack.us/photo/my-images/853/dsc06998c.jpg/

http://imageshack.us/photo/my-images/192/dsc06993ha.jpg/

http://imageshack.us/photo/my-images/855/dsc06987b.jpg/