Cryptomya tachibanensis Yokoyama, 1927
| 1927. | Cryptomya tachibanensis Yokoyama, 1927 Syntype Yokoyama, M. 1927b p. 454, pl. 52, fig. 5 |
| 1926. | Voluta megaspira Sowerby |
| Condition: | Present |
| Taxonomy: | Mollusca: Bivalvia: Myidae: |
| Geologic Time: | Cenozoic: |
| Yokoyama, M., 1926g: Tertiary Mollusca from southern Totomi. Journal of the Faculty of Science, Imperial University of Tokyo, Section 2, vol. 1, pt. 9, pp. 313–364, pls. 38–41. (Reference No. 0484) |
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| Yokoyama, M., 1927b: Mollusca from the upper Musashino of western Shimosa and southern Musashi. Journal of the Faculty of Science, Imperial University of Tokyo, Section 2, vol. 1, pt. 10, pp. 439–457, pls. 51–52. (Reference No. 0489) |
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| Ichikawa, T., 1983, no. 9, p. 357. |
| Ichikawa, T., 1983, no. 9, p. 336. |
