| Citation | Michaelsen, W., 1918 Die Ptychobranchen und Diktyobranchen Ascidien des westlichen Indischen Ozeans. Jahrb. Hamburg wiss. Anst. Hamburg 2 Beih. 35:1-71. |
| Ref. | 7512 Michaelsen, W., 1918 |
| Page | |
| Named Used as Valid | Ecteinascidia hedwigiae |
| Locality | |
| Distribution | Natal, South Africa. |