Myoida | |
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Soft-shelled clam, Mya arenaria | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Bivalvia |
Subclass: | Heterodonta |
Order: | Myoida Stoliczka, 1870 |
Superfamilies 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.