| Citation | Southern Ocean Mollusc Database (SOMBASE), 2011 British Antarctic Survey, SOMBASE. Accessed through GBIF data portal, http://data.gbif.org/datasets/resource/66, 2011-07-15. | |
| Ref. | 87340 Southern Ocean Mollusc Database (SOMBASE), 2011 | |
| Page | ||
| Named Used as Valid | Pseudarchaster discus | |
| Comment | http://data.gbif.org/occurrences/203568446/ | |
| Locality | ||
| Distribution | South Orkney. |