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Phylum Mollusca > Class Gastropoda > Family Olividae
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
On wildsingapore flickr

With grateful thanks to Tan Siong Kiat of the Raffles Museum of Biodiversity Research for identifying this snail.



  • 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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