| Mollusca | Gastropoda | Vetigastropoda | Trochida |
| Calliostomatidae | Calliostoma | imperialis |
| Genus | Species |
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Obama, Japan
35.4956° N
135.7467° E
110.0 m
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Frederick Baker
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formalin 8%
EtOH 50%
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Originally no coordinates provided. Approximate coordinates georeferenced by volunteer Annie Shen, 2021.