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Retusa minima Yamakawa Yokoyama, M., 1920 p. 26, pl. 1, fig. 1a-c Cenozoic | Mollusca : Gastropoda : Diaphanidae Material Reports, no. 9, p. 251. |
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Retusa minima Yokoyama Cenozoic | Mollusca : Gastropoda : Diaphanidae Material Reports, no. 9, p. 264. |
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Volvula acuminata (Bruguiere) Yokoyama, M., 1920 p. 26, pl. 1, fig. 2a-c Cenozoic | Mollusca : Gastropoda : Diaphanidae Material Reports, no. 9, p. 251. |
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Cylichna musashiensis Tokunaga Yokoyama, M., 1920 p. 27, pl. 1, fig. 4a, b Cenozoic | Mollusca : Gastropoda : Scaphandridae Material Reports, no. 9, p. 251. |
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Cylichna braunsi Yokoyama, 1920 Syntype Yokoyama, M., 1920 p. 28, pl. 1, fig. 5a, b Cenozoic | Mollusca : Gastropoda : Scaphandridae Material Reports, no. 9, p. 251. |
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Cylichna braunsi Yokoyama, 1920 Syntype Cenozoic | Mollusca : Gastropoda : Scaphandridae Material Reports, no. 9, p. 264. |
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Cylichna sibaensis Yamakawa Yokoyama, M., 1920 p. 28, pl. 1, fig. 6a, b Cenozoic | Mollusca : Gastropoda : Scaphandridae Material Reports, no. 9, p. 251. |
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Cylichna sibaensis Yamakawa Cenozoic | Mollusca : Gastropoda : Scaphandridae Material Reports, no. 9, p. 264. |
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Cylichna sibaensis Yamakawa Cenozoic | Mollusca : Gastropoda : Scaphandridae Material Reports, no. 9, p. 264. |
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Cylichna sibaensis Yamakawa Cenozoic | Mollusca : Gastropoda : Scaphandridae Material Reports, no. 9, p. 264. |
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Cylichna yamakawai Yokoyama, 1920 Syntype Yokoyama, M., 1920 p. 29, pl. 1, fig. 7a-d Cenozoic | Mollusca : Gastropoda : Scaphandridae Material Reports, no. 9, p. 251. |
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Cylichna yamakawai Yokoyama, 1920 Syntype Cenozoic | Mollusca : Gastropoda : Scaphandridae Material Reports, no. 9, p. 264. |
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Cylichna orientalis Yokoyama, 1920 Holotype Yokoyama, M., 1920 p. 30, pl. 1, fig. 9a-c Cenozoic | Mollusca : Gastropoda : Scaphandridae Material Reports, no. 9, p. 251. |
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Ringicula musashinoensis Yokoyama, 1920 Syntype Missing Yokoyama, M., 1920 p. 30, pl. 1, fig. 3a, b Cenozoic | Mollusca : Gastropoda : Ringiculidae Material Reports, no. 9, p. 251. |
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Ringicula musashinoensis Yokoyama, 1920 Syntype Missing Yokoyama, M., 1920 p. 30, pl. 1, fig. 8a, b Cenozoic | Mollusca : Gastropoda : Ringiculidae Material Reports, no. 9, p. 251. |
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Ringicula musashinoensis Yokoyama, 1920 Syntype Cenozoic | Mollusca : Gastropoda : Ringiculidae Material Reports, no. 9, p. 264. |
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Ringicula musashinoensis Yokoyama, 1920 Syntype Cenozoic | Mollusca : Gastropoda : Ringiculidae Material Reports, no. 9, p. 264. |
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Ringicula musashinoensis Yokoyama, 1920 Syntype Cenozoic | Mollusca : Gastropoda : Ringiculidae Material Reports, no. 9, p. 264. |
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Ringicula musashinoensis Yokoyama, 1920 Syntype Cenozoic | Mollusca : Gastropoda : Ringiculidae Material Reports, no. 9, p. 264. |
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Terebra lischkeana Dunker Yokoyama, M., 1920 p. 31, pl. 1, fig. 10a-c Cenozoic | Mollusca : Gastropoda : Terebridae Material Reports, no. 9, p. 251. |
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