| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Adocia densa | (Bowerbank, 1866) | synonym | No | junior synonym |
new combination |
| Adocia varia | Sarà, 1958 | synonym | No | junior synonym |
original combination |
| Chalina simulans | (Johnston, 1842) | synonym | No | senior synonym |
new combination |
| Chalinula pallida | (Bowerbank, 1866) | synonym | No | junior synonym |
new combination |
| Halichondria condensa | Bowerbank, 1882 | synonym | No | junior synonym |
original combination |
| Halichondria simulans | Johnston, 1842 | synonym | No | senior synonym |
original combination |
| Haliclona simulans | (Johnston, 1842) | accepted name | Yes | senior synonym |
new combination |
| Isodictya densa | Bowerbank, 1866 | synonym | No | junior synonym |
original combination |
| Isodictya ingalli | Bowerbank, 1874 | synonym | No | junior synonym |
original combination |
| Isodictya simulans | (Johnston, 1842) | synonym | No | senior synonym |
new combination |
| Reniera crassa | (Topsent, 1925) | synonym | No | junior synonym |
new combination |
| Reniera densa | (Bowerbank, 1866) | synonym | No | junior synonym |
new combination |
| Reniera ingalli | (Bowerbank, 1874) | synonym | No | junior synonym |
new combination |
| Reniera simulans | (Johnston, 1842) | synonym | No | senior synonym |
new combination |
| Siphonochalina crassa | Topsent, 1925 | synonym | No | junior synonym |
original combination |