| Order | Family | Genus | Species |
|---|---|---|---|
| Amphilepidida | 16 | 259 | 1630 |
| Apodida | 3 | 18 | 97 |
| Arbacioida | 1 | 5 | 15 |
| Aspidochirotida | 3 | 23 | 291 |
| Aspidodiadematoida | 1 | 2 | 5 |
| Bourgueticrinida | 6 | 6 | 21 |
| Brisingida | 5 | 15 | 96 |
| Camarodonta | 8 | 27 | 150 |
| Cassiduloida | 2 | 4 | 4 |
| Cidaroida | 4 | 22 | 101 |
| Clypeasteroida | 10 | 23 | 86 |
| Comatulida | 22 | 102 | 330 |
| Cyrtocrinida | 6 | 5 | 5 |
| Dendrochirotida | 11 | 64 | 222 |
| Diadematoida | 1 | 5 | 49 |
| Echinothurioida | 3 | 7 | 86 |
| Elasipodida | 5 | 20 | 117 |
| Euryalida | 4 | 53 | 190 |
| Forcipulatida | 7 | 57 | 193 |
| Holasteroida | 5 | 13 | 23 |
| Holectypoida | 0 | 0 | 0 |
| Hyocrinida | 1 | 12 | 24 |
| Isocrinida | 4 | 8 | 26 |
| Micropygoida | 1 | 1 | 1 |
| Millericrinida | 0 | 0 | 27 |
| Molpadida | 4 | 6 | 19 |
| Notomyotida | 1 | 6 | 23 |
| Oegophiurida | 0 | 0 | 0 |
| Ophioleucida | 1 | 0 | 51 |
| Ophioscolecida | 1 | 0 | 18 |
| Paxillosida | 5 | 30 | 169 |
| Pedinoida | 1 | 1 | 18 |
| Peripodida | 1 | 1 | 6 |
| Persiculida | 0 | 1 | 2 |
| Phymosomatoida | 2 | 2 | 3 |
| Salenioida | 1 | 3 | 5 |
| Spatangoida | 10 | 32 | 111 |
| Spinulosida | 4 | 11 | 189 |
| Temnopleuroida | 2 | 15 | 198 |
| Valvatida | 15 | 115 | 339 |
| Velatida | 5 | 16 | 72 |