| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Petaloproctus borealis Ardwisson, 1906 |
Arctic, Northern Atlantic and Northern Pacific | ||
| Petaloproctus cirratus Monro, 1937 |
Western Indian Ocean | ||
| Petaloproctus ornatus Hartman, 1969 |
Eastern Pacific | ||
| Petaloproctus socialis Andrews, 1891 |
Western Central Atlantic and Eastern Pacific | ||
| Petaloproctus tenuis unspecified |
Arctic and Northern Atlantic | ||
| Petaloproctus terricolus Quatrefages, 1866 |
Northeast Atlantic, Indo-West Pacific and the Mediterranean Sea |