| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Echinogammarus finmarchicus | (Dahl, 1838) | accepted name | Yes | senior synonym |
new combination |
| Gammarus finmarchicus | Dahl, 1838 | synonym | No | senior synonym |
original combination |
| Marinogammarus finmarchicus | (Dahl, 1938) | synonym | No | senior synonym |
new combination |