Trachycardium aff. elongatum (Bruguiere)
| 1958. | Trachycardium aff. elongatum (Bruguiere) Makiyama, J. 1958 pl. 40, fig. 5, 5a |
| 1926. | Cardium elongatum Bruguiere Yokoyama, M. 1926d p. 232, pl. 29, fig. 5, 5a |
| Condition: | Missing |
| Taxonomy: | Mollusca: Bivalvia: Cardiidae: |
| Geologic Time: | Cenozoic: |
| Makiyama, J., 1958: Matajiro Yokoyama's Tertiary fossils from various localities in Japan. Part 2. Palaeontological Society of Japan, Special Papers, no. 4, pp. 1–6, pls. 25–57. (Reference No. 0368) |
| Yokoyama, M., 1926d: Neogene shells from Kozuke and other provinces. Journal of the Faculty of Science, Imperial University of Tokyo, Section 2, vol. 1, pt. 7, pp. 229–233, pl. 29. (Reference No. 0481) |
 |
| Ichikawa, T., 1983, no. 9, p. 50. |
| Ichikawa, T., 1983, no. 9, p. 322. |
