| Citation | Powell, A.W.B., 1934 Gasteropods new to the New Zealand fauna; with descriptions of six new species and a new subspecies. Transactions and Proceedings of the Royal Society of New Zealand 64:154-160. |
| Ref. | 89452 Powell, A.W.B., 1934 |
| Page | 154-155 |
| Named Used as Valid | Thoristella chathamensis cookiana |
| Locality | Island Bay, Wellington, New Zealand. |
| Distribution |