Natica ( Cryptonatica ) clausa tugaruana Nomura & Hatai
| 1939. | Natica (Cryptonatica) clausa tugaruana Nomura & Hatai Otuka, Y. 1939a p. 30, pl. 2, fig. 2-d PreviousNo: 4264 |
| Condition: | Present |
| Taxonomy: | Mollusca: Gastropoda: Naticidae: |
| Geologic Time: | Cenozoic: |
| Otuka, Y., 1939a: Mollusca from the Cainozoic system of eastern Aomori Prefecture, Japan. Journal of the Geological Society of Japan, vol. 46, no. 544, pp. 23–31, pl. 2. (Reference No. 0399) |
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| Ichikawa, T., 1983, no. 9, p. 109. |
