Balcis yokosukensis (Yokoyama, 1920)
| 1973. | Balcis yokosukensis (Yokoyama, 1920) Holotype Oyama, K. 1973 p. 30, pl. 6, fig. 10a, b |
| 1964. | Balcis yokosukensis (Yokoyama) Holotype Shikama, T. 1964 p. 104, pl. 29, fig. 28 |
| 1954. | Balcis yokosukensis (Yokoyama, 1920) Holotype Taki, I. & Oyama, K. 1954 pl. 6, fig. 7a, b |
| 1920. | Eulima (Leiostraca) yokoskensis Yokoyama, 1920 Holotype Yokoyama, M. 1920 p. 79, pl. 5, fig. 7a, b |
| Condition: | Present |
| Taxonomy: | Mollusca: Gastropoda: Eulimidae: |
| Geologic Time: | Cenozoic: |
| Locality: | Kanagawa: Yokosuka: |
| Oyama, K., 1973: Revision of Matajiro Yokoyama's type Mollusca from the Tertiary and Quaternary of the Kanto area. Palaeontological Society of Japan, Special Papers, no. 17, pp. 1–148, pls. 1–57. (Reference No. 0411) |
| Shikama, T., 1964a: Index fossils of Japan., pp. 1–287, pls. 1–80. Asakura Shoten, Tokyo. (in Japanese) (Reference No. 0618) |
| Taki, I. and Oyama, K., 1954: Matajiro Yokoyama's the Pliocene and later faunas from the Kwanto region in Japan. Palaeontological Society of Japan, Special Papers, no. 2, pp. 1–68, pls. 1–49. (Reference No. 0441) |
| Yokoyama, M., 1920: Fossils from the Miura peninsula and its immediate north. Journal of the College of Science, Imperial University of Tokyo, vol. 39, art. 6, pp. 1–193, pls. 1–20. (Reference No. 0464) |
  |
| Ichikawa, T., 1983, no. 9, p. 122. |
| Ichikawa, T., 1988, no. 15, p. 171. |
| Ichikawa, T., 1983, no. 9, p. 190. |
| Ichikawa, T., 1983, no. 9, p. 255. |
