Yoldia sagittaria (Yokoyama)
| 1964. | Yoldia sagittaria (Yokoyama) Syntype Shikama, T. 1964 p. 128, pl. 35, fig. 37 |
| 1957. | Yoldia sagittaria Yokoyama Syntype Makiyama, J. 1957 pl. 23, fig. 11 |
| 1925. | Yoldia sagittaria Yokoyama, 1925 Syntype Yokoyama, M. 1925b p. 10, pl. 2, fig. 11 |
| Condition: | Missing |
| Taxonomy: | Mollusca: Bivalvia: Yoldiidae: |
| Geologic Time: | Cenozoic: |
| Makiyama, J., 1957: Matajiro Yokoyama's Tertiary fossils from various localities in Japan. Part 1. Palaeontological Society of Japan, Special Papers, no. 3, pp. 1–4, pls. 1–24. (Reference No. 0367) |
| Shikama, T., 1964a: Index fossils of Japan., pp. 1–287, pls. 1–80. Asakura Shoten, Tokyo. (in Japanese) (Reference No. 0618) |
| Yokoyama, M., 1925b: Molluscan remains from the middle part of the Jo-ban coal-field. Journal of the College of Science, Imperial University of Tokyo, vol. 45, art. 7, pp. 1–23, pls. 1–3. (Reference No. 0474) |
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| Ichikawa, T., 1988, no. 15, p. 174. |
| Ichikawa, T., 1983, no. 9, p. 44. |
| Ichikawa, T., 1983, no. 9, p. 310. |
