Placuna ephippium (Philippson)
| 1986. | Placuna ephippium (Philippson) Hayami, I. & Okamoto, T. 1986 p. 453, fig. 1B |
| Condition: | Present |
| Taxonomy: | Mollusca: Bivalvia: |
| Geologic Time: | Recent: |
| Hayami, I. and Okamoto, T., 1986: Geometric regularity of some oblique sculptures in pectinid and other bivalves: recognition by computer simulations. Paleobiology, vol. 12, no. 4, pp. 433–449. (Reference No. 0652) |
| Ichikawa, T., 1995, no. 33, p. 26. |
