Pyramidella ( Syrnola ) toshimana Yokoyama
| 1928. | Pyramidella (Syrnola) toshimana Yokoyama |
| Condition: | Present |
| Taxonomy: | Mollusca: Gastropoda: Pyramidellidae: |
| Geologic Time: | Cenozoic: |
| Yokoyama, M., 1928c: Semi-fossil shells from Noto. Imperial Geological Survey of Japan, Report, no. 101, pp. 113–128, pls. 19–21. (Reference No. 0639) |
| Ichikawa, T., 1988, no. 15, p. 196. |
