Polytropa shiwa Chinzei, 1961
| 1961. | Polytropa shiwa Chinzei, 1961 Holotype Chinzei, K. 1961 p. 102, pl. 2, figs. 3, 7, 8 |
| Condition: | Present |
| Taxonomy: | Mollusca: Gastropoda: Muricidae: |
| Geologic Time: | Cenozoic: Pliocene: |
| Horizon: | Sannohe group: Togawa formation: |
| Chinzei, K., 1961: Molluscan fauna of the Pliocene Sannohe group of northeast Honshu, Japan. 2. The faunule of the Togawa formation. Journal of the Faculty of Science, University of Tokyo, Section 2, vol. 13, pt. 1, pp. 81–131, pls. 1–4. (Reference No. 0338) |
| Ichikawa, T., 1983, no. 9, p. 10. |
