Myida
| Myida | |
|---|---|
| A live individual of the soft-shelled clam, Mya arenaria | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Mollusca | 
| Class: | Bivalvia | 
| Infraclass: | Heteroconchia | 
| Subterclass: | Euheterodonta | 
| Superorder: | Imparidentia | 
| Order: | Myida Stoliczka, 1870 | 
| Superfamilies and families | |
| See text | |
| Synonyms | |
| Myoida | |
Myida (formerly Myoida) is an order of saltwater and freshwater clams, marine and freshwater bivalve molluscs in the subclass Heterodonta. The order includes such bivalves as soft-shell clams, geoducks and shipworms.