Ostrea gravitesta Yokoyama
| 1943. | Ostrea gravitesta Yokoyama |
| Condition: | Missing |
| Taxonomy: | Mollusca: Bivalvia: Ostreidae: |
| Geologic Time: | Cenozoic: |
| Otuka, Y., 1943a: Miocene Mollusca from Iisaka and Manseioozi, Hukusima Prefecture, Japan. Journal of the Geological Society of Japan, vol. 50, no. 592, pp. 22–28, pl. 2. (in English with Japanese abstract) (Reference No. 0406) |
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| Ichikawa, T., 1983, no. 9, p. 113. |
