Waagenoperna triangularis (Kobayashi & Ichikawa)
| 1959. | Waagenoperna triangularis (Kobayashi & Ichikawa) Tokuyama, A. 1959a p. 153, pl. 16, fig. 14 |
| Condition: | Present |
| Taxonomy: | Mollusca: Bivalvia: Isognomonidae: |
| Geologic Time: | Mesozoic: |
| 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. and Hayami, I., 1978, no. 2, p. 282. |
