| Nominal Species (n = 3) | Present allocation (n = 3) | Ref. |
|---|---|---|
| Plesiodiadema antillarum Agassiz, 1880 | Plesiodiadema antillarum | 19 |
| Aspidodiadema microtuberculatum Agassiz, 1879 | Plesiodiadema microtuberculatum | 3477 |
| Aspidodiadema tonsum Agassiz, 1879 | Aspidodiadema tonsum | 81020 |