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Index of flora
Index of fauna
Kingdom Animale | Phylum Mollusca | Class Gastropoda
 
Photo by Tan Bee Hong
Cassidula
Mangrove Helmet Shell
Cassidula

Family Ellobidae
These snails are related to Assiminaea.

Ellobium
Cassidula (shell 4-5cm) is common in less disturbed mangroves. It browses on algae and lichens on mangrove tree trunks.

The related Ellobium which has a larger and more elongated shell is also common locally.
Introduction
Shore environment
 
From A Guide to Seashore Life by Dr Leo W H Tan and Peter K L Ng
Published by the Singapore Science Centre and sponsored by BP

@Raffles Museum of Biodiversity Research and Singapore Science Centre