| Genus | Species |
|---|---|
| Acrocnida | 1 |
| Amphichondrius | 0 |
| Amphicontus | 0 |
| Amphilimna | 4 |
| Amphilycus | 0 |
| Amphinephthys | 0 |
| Amphiodia | 6 |
| Amphiomya | 0 |
| Amphioncus | 0 |
| Amphioplus | 21 |
| Amphipholis | 21 |
| Amphistigma | 1 |
| Amphiura | 58 |
| Ctenamphiura | 0 |
| Deckersamphiura | 0 |
| Diamphiodia | 0 |
| Dougaloplus | 0 |
| Microphiopholis | 4 |
| Nannophiura | 0 |
| Nudamphiura | 0 |
| Ophiocentrus | 9 |
| Ophiocnida | 0 |
| Ophiocnidella | 0 |
| Ophiomonas | 2 |
| Ophionephthys | 0 |
| Ophiophragmus | 3 |
| Ophiostigma | 0 |
| Paracrocnida | 0 |
| Paramphichondrius | 0 |
| Paramphiura | 0 |
| Silax | 2 |
| Triplodia | 0 |
| Unioplus | 0 |