- Myoida
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Myoida 
Soft-shelled clam, Mya arenaria Scientific classification Kingdom: Animalia Phylum: Mollusca Class: Bivalvia Subclass: Heterodonta Order: Myoida
Stoliczka, 1870Superfamilies and Families See text.
Myoida is an order of bivalve molluscs. They are burrowing molluscs, with well-developed siphons. The shell is relatively soft, and lacks a nacreous layer. Some species have a single cardinal tooth.[1]
The order includes such molluscs as soft-shell clams, geoducks, and shipworms.
Classification
- Superfamily Anomalodesmacea
- Superfamily Gastrochaenoidea
- Superfamily Hiatelloidea
- Superfamily Myoidea
- Superfamily Pholadoidea
- Pholadidae
- Teredinidae
References
- Powell A W B, New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1
External links
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