| Referens | Hayward, B.W., M. Morley, J. Riley, N. Smith and G. Stace, 1995 Additions to the Mollusca from Kawerua, North Auckland. Tane 35:183-193. |
| Ref. | 84279 Hayward, B.W., M. Morley, J. Riley, N. Smith and G. Stace, 1995 |
| Sida | 186 |
| Named Used as Valid | Ranella olearium |
| Observationsplats | |
| Distribution | New Zealand. |