| 1964. | Opis (Coelopis) tanourensis Tamura Holotype Shikama, T. 1964 p. 134, pl. 44, fig. 5a, b |
| 1959. | Opis (Coelopis) tanourensis Tamura Holotype Tamura, M. 1959d p. 114, pl. 12, figs. 5-7 |
| Condition: | Present |
| Taxonomy: | Mollusca: Bivalvia: Astartidae: |
| Geologic Time: | Mesozoic: |
| Shikama, T., 1964a: Index fossils of Japan., pp. 1–287, pls. 1–80. Asakura Shoten, Tokyo. (in Japanese) (Reference No. 0618) |
| Tamura, M., 1959d: Some pelecypods from the Upper Jurassic Sakamoto formation in central Kyushu, Japan. Transactions and Proceedings of the Palaeontological Society of Japan. New Series, no. 35, pp. 113–120, pl. 12. (Reference No. 0290) |
| Ichikawa, T., 1988, no. 15, p. 159. |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 269. |
