| Family | Genus | Species |
|---|---|---|
| Astasiidae | 6 | 18 |
| Bodonidae | 2 | 44 |
| Diplonemidae | 5 | 31 |
| Distigmidae | 1 | 11 |
| Euglenaceae | 9 | 235 |
| Eupelagonemidae | 0 | 1 |
| Eutreptiaceae | 2 | 19 |
| Hemistasiidae | 3 | 4 |
| Heteronematidae | 1 | 5 |
| Ichthyobodonidae | 2 | 75 |
| Lentomonadidae | 1 | 3 |
| Peranemaceae | 0 | 0 |
| Peranemataceae | 5 | 21 |
| Peranemidae | 4 | 12 |
| Phacaceae | 4 | 107 |
| Ploeotiidae | 2 | 10 |
| Rapazidae | 1 | 1 |
| Rhynchomonadidae | 2 | 8 |
| Scytomonadidae | 3 | 9 |
| Sphenomonadidae | 1 | 5 |
| Trypanosomatidae | 25 | 1273 |