| Order | Family | Genus | Species |
|---|---|---|---|
| Amphilinidea | 2 | 4 | 4 |
| Aporidea | 1 | 2 | 12 |
| Bothriocephalidea | 3 | 30 | 148 |
| Caryophyllidea | 5 | 33 | 127 |
| Cathetocephalidea | 1 | 2 | 4 |
| Cyclophyllidea | 15 | 162 | 958 |
| Diphyllidea | 1 | 5 | 45 |
| Diphyllobothriidea | 1 | 14 | 169 |
| Gyrocotylidea | 1 | 1 | 12 |
| Haplobothriidea | 1 | 1 | 1 |
| Lecanicephalidea | 8 | 20 | 74 |
| Litobothriidea | 1 | 1 | 5 |
| Nippotaeniidea | 1 | 2 | 8 |
| Onchoproteocephalidea | 0 | 1 | 2 |
| Phyllobothriidea | 2 | 30 | 161 |
| Proteocephalidea | 2 | 62 | 264 |
| Pseudophyllidea | 2 | 3 | 7 |
| Rhinebothriidea | 5 | 19 | 226 |
| Spathebothriidea | 2 | 4 | 4 |
| Tetrabothriidea | 1 | 1 | 16 |
| Tetraphyllidea | 7 | 31 | 257 |
| Trypanorhyncha | 22 | 55 | 188 |