| Order | Family | Image | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Conservation status | Notes | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Enterogona | Cionidae |
|
Ciona intestinalis | |||||
| 2 | Enterogona | Cionidae |
|
Ciona robusta | |||||
| 3 | Aplousobranchia | Policlinidos |
|
Aplidium elegans |