Diplodonta semiaspera (Philippi)
| 1923. | Diplodonta semiaspera (Philippi) |
| Condition: | Present |
| Taxonomy: | Mollusca: Bivalvia: Ungulinidae: |
| Geologic Time: | Cenozoic: |
| Yokoyama, M., 1923a: On some fossil shells from the island of Saishu in the strait of Tsushima. Journal of the College of Science, Imperial University of Tokyo, vol. 44, art. 7, pp. 1–9, pl. 1. (Reference No. 0467) |
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| Ichikawa, T., 1983, no. 9, p. 290. |
