| Citation | McIntosh, W.C., 1873 A Monograph of the British Annelids. Part 1: The Nemerteans. The Royal Society, London. 223 p. |
| Ref. | 2319 McIntosh, W.C., 1873 |
| Page | 166-167 |
| Named Used as Valid | Tetrastemma robertianae |
| Locality | |
| Distribution | Bressay Sound, Shetland. |