Molluscs
Who are they?
The molluscs are a highly diverse, ancient group of soft-bodied invertebrates. Major groups include gastropods, bivalves, cephalopods and chitons.
Characteristics
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Soft bodied
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A thin membrane (mantle) encases major organs
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Mantle secretes shell (if present)
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Specialised tongue called a radula
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Haemocyanin-based blood
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Breathing usually by gills
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No paired jointed appendages
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Critter List
CTENOPHORES
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