| Family | Genus | Species |
|---|---|---|
| Alatasporidae | 1 | 2 |
| Ceratomyxidae | 4 | 232 |
| Chloromyxidae | 1 | 51 |
| Coccomyxidae | 2 | 14 |
| Enteromyxidae | 1 | 4 |
| Gastromyxidae | 1 | 2 |
| Kudoidae | 1 | 128 |
| Monomyxidae | 1 | 2 |
| Myxidiidae | 7 | 124 |
| Myxobilatidae | 3 | 19 |
| Myxobolidae | 6 | 670 |
| Ortholineidae | 3 | 21 |
| Parvicapsulidae | 2 | 23 |
| Saccosporidae | 2 | 22 |
| Sinoulineidae | 1 | 3 |
| Sinuolineidae | 4 | 14 |
| Sphaeromyxidae | 1 | 30 |
| Sphaerosporidae | 2 | 52 |
| Trilosporidae | 1 | 13 |