Margarita Snail  
(Margarites pupillus)

 Size: 1/2" - 1"
Origin: Mexico / Carribean
Family: Astrea Tecta
Note: These are excellent algae eaters. These snails can get in to nooks and cranys that larger
          snails cannot.  They are great for SPS Reef tanks or any tank that has a lot of algae in
          difficult to reach areas.  For there small size these little snails pack a big punch in algae
          consumtion