| Citation | Kott, P., 2005 Catalogue of Tunicata in Australian Waters. Queensland Museum, Brisbane, Australia Department of the Environment and Heritage. |
| Ref. | 1134 Kott, P., 2005 |
| Page | 129 |
| Named Used as Valid | Ascidia occidentalis |
| Locality | Cockburn Sound, off Rockingham, Western Australia. |
| Distribution | Australia. |