| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Gregorioiscala barazeri Garcia, 2004 |
Western Central Pacific | ||
| Gregorioiscala levismaculosa Garcia, 2004 |
Western Central Pacific | ||
| Gregorioiscala pachya (Locard, 1897) |
Atlantic Ocean | 3.3 | |
| Gregorioiscala sarsii (Kobelt, 1903) |
Mediterranean Sea |