| Citation | McKnight, D.G., 1968 Additions to the echinoid fauna of New Zealand. New Zealand Journal of Marine and Freshwater Research 2(1):90-110 |
| Ref. | 106382 McKnight, D.G., 1968 |
| Page | 98 |
| Named Used as Valid | Gracilechinus acutus |
| Locality | |
| Distribution | New Zealand. |