| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Hippopus hippopus | (non Linnaeus, 1758) | misapplied name | No | misidentification |
misapplied |
| ! Hippopus porcelanus | Rosewater, 1982 | synonym | No | senior synonym |
original combination |
| Hippopus porcellanus | Rosewater, 1982 | accepted name | Yes | senior synonym |
original combination |