| Modiomorphida | |
|---|---|
| |
| Saffordia sp. from Mount Horeb, Wisconsin | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Subterclass: | Euheterodonta |
| Superorder: | Imparidentia |
| Order: | †Modiomorphida Newell 1969 |
| Families | |
| Synonyms | |
|
Modiomorphoida | |
Modiomorphida is an extinct order of fossil saltwater clams, marine bivalve molluscs.