| Reference no. | Southern Ocean Mollusc Database (SOMBASE), 2011 |
| Ecosystem | Antarctic Peninsula |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Known from Palmer archipelago; Princess Ragnhild, Lars Christensen and N of Knox coasts; Davis and D'Urville seas; and Oates coast, Ross sea (Ref. 90015). C: Ref. 87340; O: Ref. 90015. |