| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Bathyacmaea nipponica | Okutani, Tsuchida & Fujikura, 1992 | accepted name | Yes | senior synonym |
original combination |
| Bathyacmaea secunda | Okutani, Fujikura & Sasaki, 1993 | synonym | No | junior synonym |
original combination |
| Bathyacmaea tertia | Sasaki, Okutani & Fujikura, 2003 | synonym | No | junior synonym |
original combination |
| Serradonta vestimentifericola | Okutani, Tsuchida & Fujikura, 1992 | synonym | No | senior synonym |
original combination |