Waagenoperna triangularis (Kobayashi & Ichikawa)
| 1964. | Waagenoperna triangularis (Kobayashi & Ichikawa) Shikama, T. 1964 p. 120, pl. 37, fig. 16 |
| 1959. | Waagenoperna triangularis (Kobayashi & Ichikawa) Tokuyama, A. 1959a p. 153, pl. 16, fig. 11 |
| Condition: | Present |
| Taxonomy: | Mollusca: Bivalvia: Isognomonidae: |
| Geologic Time: | Mesozoic: |
| Shikama, T., 1964a: Index fossils of Japan., pp. 1–287, pls. 1–80. Asakura Shoten, Tokyo. (in Japanese) (Reference No. 0618) |
| Tokuyama, A., 1959a: "Bakevellia" and "Edentula" from the Late Triassic Mine series in west Japan. Transactions and Proceedings of the Palaeontological Society of Japan. New Series, no. 35, pp. 147–155, pl. 16. (Reference No. 0305) |
| Ichikawa, T., 1988, no. 15, p. 162. |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 282. |
