Proclava ancisa (Yokoyama)
| 1959. | Proclava ancisa (Yokoyama) Holotype Makiyama, J. 1959 pl. 68, fig. 2 |
| 1929. | Potamides ancisus Yokoyama, 1929 Holotype Yokoyama, M. 1929a p. 367, pl. 70, fig. 2 |
| Condition: | Present |
| Taxonomy: | Mollusca: Gastropoda: Cerithiidae: |
| Geologic Time: | Cenozoic: Miocene: |
| Makiyama, J., 1959: Matajiro Yokoyama's Tertiary fossils from various localities in Japan. Part 3. Palaeontological Society of Japan, Special Papers, no. 5, pp. 1–4, pls. 58–86. (Reference No. 0369) |
| Yokoyama, M., 1929a: Neogene shells from some provinces of Chugoku. Journal of the Faculty of Science, Imperial University of Tokyo, Section 2, vol. 2, pt. 8, pp. 363–368, pl. 70. (Reference No. 0496) |
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| Ichikawa, T., 1983, no. 9, p. 61. |
| Ichikawa, T., 1983, no. 9, p. 377. |
