| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Poromya albida Dall, 1886 |
White poromya | North America | |
| Poromya cymata Dall, 1890 |
Western Atlantic | 1 | |
| Poromya elongata Dall, 1886 |
Western Atlantic | 2.2 | |
| Poromya granulata (Nyst & Westendorp, 1839) |
Granular poromya | Atlantic Ocean, Mediterranean Sea and the Arctic | 0.5 |
| Poromya houbricki Bernard, 1989 |
Ovate poromya | East Pacific | |
| Poromya laevis Dell, 1995 |
Western Pacific | ||
| Poromya microsculpta Smith, 1885 |
Southwest Pacific | ||
| Poromya neozelanica (Dell, 1956) |
Southwest Pacific | ||
| Poromya rostrata Rehder, 1943 |
Rostrate poromya | North America | 1.05 |
| Poromya tornata (Jeffreys, 1876) |
Western Atlantic | ||
| Poromya trosti Strong & Hertlein, 1937 |
Canada | ||
| Poromya umbonata Knudsen, 1982 |
Western Atlantic | 1.01 | |
| Poromya undosa Hedley & Petterd, 1909 |
Southwest Pacific |