Trigonia V-costata Lycett
| 1952. | Trigonia V-costata Lycett Shikama, T. 1952 p. 114, pl. 19, fig. 13 |
| 1943. | Trigonia V-costata Lycett Shikama, T. 1943 p. 180, pl. 19, fig. 13 |
| 1904. | Trigonia V-costata Lycett Yokoyama, M. 1904a p. 8, pl. 2, fig. 3 |
| Condition: | Present |
| Taxonomy: | Mollusca: Bivalvia: Trigoniidae: |
| Geologic Time: | Mesozoic: |
| Shikama, T., 1943: A handbook of illustrated fossils from Japanese and their adjacent territories., pp. 1–279, pls. 1–46. Nippon Koubutu Syumi-no-kai, Kyoto. (in Japanese) (Reference No. 0616) |
| Shikama, T., 1952: A handbook of illustrated fossils from Japanese and their adjacent territories., pp. 1–376, pls. 1–57. Nippon Koubutu Syumi-no-kai, Kyoto. (in Japanese) (Reference No. 0617) |
| 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) |
 |
| Ichikawa, T., 1988, no. 15, p. 151. |
| Ichikawa, T., 1988, no. 15, p. 141. |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 299. |
