| Citation | Stephen, A.C. and J.D. Robertson 1952 A Preliminary Report on the Echiuridae and Sipunculidae of Zanzibar. Proceedings of the Royal Society Edinburgh 64:426-444. |
| DOI / ISBN | |
| Paper URL | |
| Ref. No. | 1389 |
| Language | English |
| Usage | not seen |
| Remarks | |
| Find this reference in | Google Scholar | Scirus | Species used from this reference |
| Cross references | 1175 |