Phylum Mollusca
Phylum Mollusca
Phylum Mollusca
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Scaphopoda<br />
• ventral shell<br />
fusion<br />
Bivalvia<br />
• bivalved shell<br />
• dorsal hinge<br />
<strong>Mollusca</strong>n Radiation<br />
HAM<br />
Gastropoda<br />
• torsion<br />
• coiling of the<br />
shell<br />
Polyplacophora<br />
• shell consists of 8<br />
plates<br />
Cephalopoda<br />
• lobed foot<br />
• highly developed head<br />
• shell reduced or lost