Cylichna corpulenta Yokoyama
| 1958. | Cylichna corpulenta Yokoyama Holotype Makiyama, J. 1958 pl. 39, fig. 3, 3a |
| 1926. | Cylichna corpulenta Yokoyama, 1926 Holotype Yokoyama, M. 1926c p. 217, pl. 28, fig. 3, 3a |
| Condition: | Missing |
| Taxonomy: | Mollusca: Gastropoda: Scaphandridae: |
| Geologic Time: | Cenozoic: Miocene: |
| Horizon: | Mizunami group: Iwamura formation: |
| 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., 1926c: Molluscan fossils from the Tertiary of Mino. Journal of the Faculty of Science, Imperial University of Tokyo, Section 2, vol. 1, pt. 7, pp. 213–227, pl. 28. (Reference No. 0480) |
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| Ichikawa, T., 1983, no. 9, p. 50. |
| Ichikawa, T., 1983, no. 9, p. 320. |
