| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Eucidaris metularia (Lamarck, 1816) |
Ten-lined urchin | Indo-West Pacific | 3 |
| Eucidaris thouarsii (Agassiz & Desor, 1846) |
Eastern Pacific | 15 | |
| Eucidaris tribuloides (Lamarck, 1816) |
Slate pencil urchin | Atlantic and the Mediterranean Sea | 13 |