| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Botryllus magnicoecus | Hartmeyer, 1912 | accepted name | Yes | senior synonym |
original combination |
| ! Botryllus pupureus | (Oka, 1932) | synonym | No | junior synonym |
new combination |
| Botryllus purpureus | (Oka, 1932) | synonym | No | junior synonym |
new combination |
| Psammobotrus purpureus | Oka, 1932 | synonym | No | junior synonym |
original combination |