| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Mediaster aequalis Stimpson, 1857 |
Red Sea star | Eastern Pacific | 20 |
| Mediaster arcuatus (Sladen, 1889) |
Southwest Pacific | ||
| Mediaster bairdi (Verrill, 1882) |
Western Central Atlantic | ||
| Mediaster elegans Ludwig, 1905 |
Eastern Pacific | ||
| Mediaster gartrelli Clark, 2001 |
Southwest Pacific | ||
| Mediaster sladeni Benham, 1909 |
Southwest Pacific | ||
| Mediaster tenellus Fisher, 1905 |
Delicate star | Northeast Pacific |