| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Ascidia echinata | unspecified | synonym | No | senior synonym |
|
| Boltenia echinata | (Linnaeus, 1767) | accepted name | Yes | senior synonym |
new combination |
| ! Bolthenia echinata | (Linnaeus, 1767) | ambiguous synonym | No | other |
new combination |
| Cynthia echinata | unspecified | synonym | No | senior synonym |
|
| Halocynthia echinata | unspecified | synonym | No | senior synonym |
|
| Microcosmus echinatus | unspecified | synonym | No | senior synonym |
|
| Pyura echinata | unspecified | synonym | No | senior synonym |