| Trích dẫn | Rehder, H.A., 1980 The marine mollusks of Easter Island (Isla de Pascua) and Sala y Gómez. Smithsonian Contributions to Zoology 289:1-167. |
| Tài liệu tham khảo | 87884 Rehder, H.A., 1980 |
| Trang | 104-105 |
| Named Used as Valid | Umbraculum umbraculum |
| Địa phương | |
| Distribution | Indo-Pacific. |