| Reference no. | Powell, A.W.B., 1934 |
| Ecosystem | Southern New Zealand |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Type locality, under stones at low tide in Island Bay, Wellington (holotype Thoristella chathamensis cookiana, 0.425 ShH) (Ref. 89452). Known from Chatham Islands (Ref. 89373). O: Refs. 89373, 89452. |