| Nominal Species (n = 9) | Present allocation (n = 9) | Ref. |
|---|---|---|
| Porcellanaster ceruleus Wyville-thomson, 1877 | Porcellanaster ceruleus | 19 |
| Styracaster chuni Ludwig, 1907 | Styracaster chuni | 3477 |
| Thoracaster cylindratus Sladen, 1883 | Thoracaster cylindratus | 81020 |
| Porcellanaster gracilis Sladen, 1883 | Eremicaster gracilis | 75097 |
| Styracaster horridus Sladen, 1883 | Styracaster horridus | 3477 |
| Hyphalaster inermis Sladen, 1883 | Hyphalaster inermis | 3477 |
| Styracaster paucispinus Ludwig, 1907 | Styracaster paucispinus | 3477 |
| Hyphalaster planus Sladen, 1883 | Abyssaster planus | 3477 |
| Eremicaster vicinus Ludwig, 1907 | Eremicaster vicinus | 3477 |