Trigonucula sp.
| 1954. | Trigonucula sp. Ichikawa, K. 1954b p. 185, pl. 17, fig. 6 |
| Condition: | Present |
| Taxonomy: | Mollusca: Bivalvia: Nuculidae: |
| Geologic Time: | Mesozoic: |
| Ichikawa, K., 1954b: Early Neo-Triassic pelecypods from Iwai, near Itsukaichi, Tokyo Prefecture. Japanese Journal of Geology and Geography, vol. 25, nos. 3–4, pp. 177–195, pl. 17. (Reference No. 0056) |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 46. |
