| 
        
          
            | Tigerish 
            olive snail Oliva tigridella*
 Family Olividae
 updated 
            Sep 2020
 Where 
            seen? This small bullet-shaped snail is sometimes seen 
            on  our Northern shores. A burrowing snail, it is more 
            often seen above the ground at night or with the incoming tide.
 
 Features: 2-3.5cm. Shell thick 
            heavy glossy, cylindrical bullet-shaped with tall conical spire. Shell pattern various from plain to dark speckles to large 
            dark brown or black blotchy bars. The shell opening purplish brown.Body large beige  with brownish spots all over. A 
            long siphon sticks out of the notch in the shell. It does not have 
            an operculum.
 |  
         
          |  Changi, Apr 13
 | . Tall conical spire.
 |  Shell opening purplish brown
 |  
 
         
          |  Changi, Apr 13
 
  |  Changi, Jun 09
 
  |  East Coast Park, Jun 09
 
  |  *Species are difficult 
      to positively identify without close examination.
 On this website, they are grouped by external features for convenience of 
      display.
 
 
        
          
            | Tigerish 
      olive snails on Singapore shores |  
 
         
          | Acknowledgements With grateful thanks to Tan Siong Kiat of the Raffles Museum of Biodiversity 
            Research for identifying this snail.
 
 Links
 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. |  |  |