Trigonia V-costata Lycett
| 1904. | Trigonia V-costata Lycett Yokoyama, M. 1904a p. 8, pl. 2, fig. 2 |
| Condition: | Present |
| Taxonomy: | Mollusca: Bivalvia: Trigoniidae: |
| Geologic Time: | Mesozoic: |
| Yokoyama, M., 1904a: On some Jurassic fossils from Rikuzen. Journal of the College of Science, Imperial University of Tokyo, vol. 18, art. 6, pp. 1–13, pls. 1–2. (Reference No. 0330) |
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| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 299. |
