| Citation | Iredale, T., 1910 On marine mollusca from the Kermadec Islands, and on the 'sinusigera apex'. Journal of Molluscan Studies 9(1):68-79. |
| Ref. | 89036 Iredale, T., 1910 |
| Page | 71 |
| Named Used as Valid | Cymatium costatum |
| Locality | |
| Distribution | Kermadec Islands. |