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Phylum Mollusca > Class Gastropoda > Family Ranellidae
Leopard triton snail
Cymatium sp.*
Family Ranellidae
updated Sep 2020

Where seen? This snail with a leopard spotted body is sometimes seen among seagrasses on some of our shores.

3-4cm. Shell thick, oval with curvy pointed tip. Shell covered with a hairy 'skin' that covers the fine rings on the shell. Shell opening wide with a scalloped inner edge. It has a short siphonal canal. Operculum small, beige. Body pale with dark spots so it resembles a leopard.

What does it eat? According to Gosliner, Cymatium species may feed on a variety of gastropods as well as bivalves.

Changi, May 12

Changi, May 12

Cyrene Reef, Jun 12

*Species are difficult to positively identify without close examination.
On this website, they are grouped by external features for convenience of display.

Leopard triton snails on Singapore shores
On wildsingapore flickr

Other sightings on Singapore shores

Changi, Jul 12

Photo shared by Loh Kok Sheng on flickr.

Chek Jawa, Jun 09
Photo shared by Toh Chay Hoon on flickr.


  • 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.
  • Gosliner, Terrence M., David W. Behrens and Gary C. Williams. 1996. Coral Reef Animals of the Indo-Pacific: Animal life from Africa to Hawaii exclusive of the vertebrates Sea Challengers. 314pp.
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