| Authors(s) | Carlisle, D.B. |
| Year | 1954b |
| Title | Notes on the Didemnidae (Ascidiacea). III. A comparison of Didemnum maculosum, D. candidum, D. helgolandicum, and Trididemnum alleni. J. mar. biol. Ass. U.K. 33, 313-334. |
| Authors(s) | Carlisle, D.B. |
| Year | 1954b |
| Title | Notes on the Didemnidae (Ascidiacea). III. A comparison of Didemnum maculosum, D. candidum, D. helgolandicum, and Trididemnum alleni. J. mar. biol. Ass. U.K. 33, 313-334. |