| 1977. | Mitra (Tiara) sp. |
| Condition: | Present |
| Taxonomy: | Mollusca: Gastropoda: Mitridae: |
| Geologic Time: | Cenozoic: |
| Horizon: | Setogawa group: |
| Iwasaki, Y. and Ono, S., 1977: A molluscan assemblage of the Setogawa group. Transactions and Proceedings of the Palaeontological Society of Japan. New Series, no. 106, pp. 106–121, pl. 16. (Reference No. 0356) |
 |
| Ichikawa, T., 1983, no. 9, p. 34. |
