| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Ascandra amoeboides | Haeckel, 1870 | synonym | No | junior synonym |
original combination |
| Ascandra complicata | (Montagu, 1818) | synonym | No | senior synonym |
new combination |
| Asculmis armata | Haeckel, 1870 | synonym | No | junior synonym |
original combination |
| Asculmis norvegica | Haeckel, 1872 | synonym | No | junior synonym |
original combination |
| Leucosolenia complicata | (Montagu, 1818) | accepted name | Yes | senior synonym |
new combination |
| Leucosolenia fabricii | Haeckel, 1870 | synonym | No | junior synonym |
original combination |
| Leucosolenia pinus | Haeckel, 1870 | synonym | No | junior synonym |
original combination |
| Leucosolenia pocillum | Haeckel, 1870 | synonym | No | junior synonym |
original combination |
| Olynthus hispida | Haeckel, 1870 | synonym | No | junior synonym |
original combination |
| Spongia complicata | Montagu, 1818 | synonym | No | senior synonym |
original combination |