Banded
mangrove helmet snail
Cassidula
nucleus
Family Ellobiidae
updated
Jan 11
Where
seen? This snail is sometimes seen in our back mangroves,
on mangrove trees. It was previously known as Cassidula mustelina.
Features: 2-3cm. Shell thick and
oval, with dark and light brown spiralling bands and pinkish violet
at the shell opening. It breathes air (instead of through gills like
most other marine snails).
What does it eat? It grazes on
algae growing on mangrove trees and on the ground.
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Pulau Semakau,
Mar 09
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Banded
mangrove helmet snails on Singapore shores
Berlayar
Creek, Mar 09

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Pasir Ris,
Aug 09

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Sungei Pandan,
Jan 11

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Sungei Buloh
Besar, Apr 11

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