Lined 
                  whelk 
                  Nassarius teretiusculus* 
                  Family Nassariidae 
                  updated 
                  Aug 2020
                   
                  Where 
                  seen? This tiny whelk with a fine purple line spiralling 
                  around its shell is sometimes seen in sandy areas on our Northern 
                  shores. 
                   
                  Features: About 1cm. Shell 
                  thick conical with regular ridges, and smoother portion 
                  near the front. Shell pattern pale yellow with fine purple  spirals. 
                  Body pale with white spots, very long siphon and short tentacles. 
                  Operculum yellow often with a smudged black line. | 
           
        
       
      
        
            
          East Coast Park, Aug 11 | 
            
          Tanah Merah, Jul 05 | 
         
       
      
        
          
            | Clean up crew: At Tanah Merah, several of these tiny snails were seen cleaning 
                  out the shell of a recently demised snail, while a hermit crab 
                  hung onto the shell, waiting patiently to try out its potential 
            new home! | 
           
        
       
      
        
            
Whelks cleaning out a recently dead snail 
while a hermit crab waits patiently. 
Tanah Merah, Feb 07 | 
            
          East Coast Park, Aug 11 | 
            | 
         
       
       
      *Identification to 
      be confirmed. Species are difficult to positively identify without close 
      examination. 
On this website, they are grouped by external features for convenience of 
      display.
       
      
        
          
            | Lined 
      whelks on Singapore shores | 
           
        
       
      
       
      
         
          References 
             
            
              - Tan Siong 
                Kiat and Henrietta P. M. Woo, 2010 Preliminary 
                Checklist of The Molluscs of Singapore (pdf), Raffles 
                Museum of Biodiversity Research, National University of Singapore.
 
             
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