Classification: Scaphopoda
Phylum Mollusca
• Class Scaphopoda [scaphoides, boat-shaped
(Greek) + poda, foot (Greek) ].
• Approximately 500 species of borrowing marine
mollusc.
• A single, dorsoventrally elongated, slightly
curved, and tubular shell (2-6 cm long).
• The shell resembles an elephant’s tusk, so they
are commonly known as tusk shells.