| Family | Genus | Species |
|---|---|---|
| Alternaviridae | 1 | 25 |
| Artiviridae | 1 | 13 |
| Botybirnaviridae | 1 | 40 |
| Chrysoviridae | 3 | 109 |
| Fusagraviridae | 1 | 21 |
| Giardiaviridae | 1 | 3 |
| Inseviridae | 1 | 18 |
| Lebotiviridae | 1 | 8 |
| Megabirnaviridae | 1 | 18 |
| Megatotiviridae | 1 | 2 |
| Monocitiviridae | 1 | 1 |
| Ootiviridae | 1 | 7 |
| Orthototiviridae | 1 | 282 |
| Phlegiviridae | 1 | 12 |
| Pistolviridae | 1 | 4 |
| Pseudototiviridae | 4 | 115 |
| Quadriviridae | 1 | 8 |
| Spiciviridae | 1 | 13 |
| Totiviridae | 0 | 429 |