| Citation | Bruce, J.R., J.S. Colman and N.S. Jones, 1963 Marine fauna of the Isle of Man. Memoir No. 36. Liverpool University Press, Liverpool. |
| Ref. | 9488 Bruce, J.R., J.S. Colman and N.S. Jones, 1963 |
| Page | 246 |
| Named Used as Valid | Didemnum asperum |
| Locality | |
| Distribution | Northeast Atlantic, S of Isle of Man, Port Erin, Calf Sound, Port St. Mary, and Fleshwick Bay. |