| Authors(s) | Sowerby, G. B. |
| Year | 1878 |
| Title | In: Reeve, L. A.: Conchologia iconica or illustrations of shells of molluscous animals. Monograph of the genus Pteropoda vol. 20, in front pls 1-7 and pls 1-6, Reeve and Co, London. |
| Authors(s) | Sowerby, G. B. |
| Year | 1878 |
| Title | In: Reeve, L. A.: Conchologia iconica or illustrations of shells of molluscous animals. Monograph of the genus Pteropoda vol. 20, in front pls 1-7 and pls 1-6, Reeve and Co, London. |