Family: Viviparidae
 
Chinese mystery snail (Cipangopaludina chinensis)
 
Family: Pleurodontidae
 
Puerto Rican tree snail (Caracolus caracolla)
 
Family: Tateidae
 
New Zealand mudsnail (Potamopyrgus antipodarum) 
Note: Oceanicadventures on iNaturalist not only IDed this snail, 
but made the amazing observation that I had flipped the picture because spiraling in this direction is so rare!
New Zealand mudsnail (Potamopyrgus antipodarum)
 
      
 
Modified: October 22, 2019
Created: November 13, 2013 (from slug.html)
ontact: siegelr@stanford.edu
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