| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Hemicyclops mortoni Boxshall & Humes, 1987 |
Northwest Pacific | ||
| Hemicyclops purpureus Boeck, 1872 |
Northeast Atlantic | ||
| Hemicyclops rapax Lee, Chang & Kim, 2022 |
Northwest Pacific | ||
| Hemicyclops thalassius Vervoort & RamÃrez, 1966 |
Southeast Pacific |