| ! Hydroides norvegica Gunnerus, 1768 | Synonym (WoRMs) |
| Status | senior synonym, original combination, misspelling |
| ICZN valid name | No |
| Status ref. | Callaway, R., J. Alsvag, I. de Boois, J. Cotter, A. Ford, H. Hinz, S. Jennings, I. Kroncke, J. Lancaster, G. Piet, P. Prince and S. Ehrich, 2002 |
| Comment | Accepted name in C of L. |
| Etymology of Generic name | |
| Etymology of specific name |