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| molluscs text index | photo index |
| Phylum Mollusca > Class Bivalvia |
| Photo
index of bivalves on Singapore shores clams with one side stuck to a hard surface |
| About 3cm, Shell thin elongated, white, golden to purplish. Found stuck to mangrove leaves, tree trunks, roots and other hard surfaces. Commonly seen in our mangroves. | 2- 3cm, one side stuck to a rock, pearly, thin shell. Commonly seen on some of our shores. |
| 3-4cm. One side of shell stuck to hard surface. Shell thick with long hollow spikes. Attached to hard surfaces. Common on all our shores. | 8-15cm. Plain shell, shell opening close to the surface, not regularly zig-zag. Common on rocks on the Northern shores. | 3-8cm. Shell opening away from the surface, regularly zig-zag. Common rocks on the Southern shores. | 8-10cm. Lower valve is cup-shaped and stuck to a hard surface. Upper valve flat covered with flat short spines. Among living reefs. Sometimes seen on some of our shores. |
These animals are NOT bivalves
| how to tell apart shelled animals found on rocks |
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photo
index of
molluscs on this site
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