| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Caecum coronatum | Folin, 1867 | synonym | No | junior synonym |
original combination |
| Caecum formulosum | Folin, 1868 | synonym | No | junior synonym |
original combination |
| Caecum imbricatum | Carpenter, 1858 | accepted name | Yes | senior synonym |
original combination |
| Caecum insigne | Folin, 1867 | synonym | No | junior synonym |
original combination |