Harpoceras (s. s.) okadai (Yokoyama) Sato, T., 1957 p. 345, pl. 2, fig. 9 Mesozoic | Mollusca : Cephalopoda Material Reports, no. 2, p. 250. |
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Harpoceras (s. s.) okadai (Yokoyama) Sato, T., 1957 p. 345, pl. 2, fig. 10 Mesozoic | Mollusca : Cephalopoda Material Reports, no. 2, p. 250. |
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EE1033 |
Harpoceras chrysanthemum (Yokoyama) Tanabe, K., 1983 p. 422, fig. 3A,B Mesozoic | Mollusca : Cephalopoda Material Reports, no. 33, p. 50. |
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Harpoceras chrysanthemum (Yokoyama) Tanabe, K. et al., 1984 p. 333, fig. 2A,B Mesozoic | Mollusca : Material Reports, no. 74, p. 77. |
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Harpoceras chrysanthemum (Yokoyama) Tanabe, K. et al., 1984 p. 333, fig. 2C,D Mesozoic | Mollusca : Material Reports, no. 74, p. 77. |
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Harpoceras chrysanthemum (Yokoyama) Tanabe, K. et al., 1984 p. 337, table 1 Mesozoic | Mollusca : Material Reports, no. 74, p. 77. |
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Harpoceras chrysanthemum (Yokoyama) Lectotype Hirano, H., 1975a pl. J-10, fig. 1 Mesozoic | Mollusca : Cephalopoda Material Reports, no. 15, p. 23. |
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Harpoceras chrysanthemum (Yokoyama) Hirano, H., 1975a pl. J-10, fig. 4 Mesozoic | Mollusca : Cephalopoda Material Reports, no. 15, p. 23. |
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Harpoceras ikianum Yokoyama Holotype Shikama, T., 1943 p. 184, pl. 20, fig. 11a,b Mesozoic | Mollusca : Cephalopoda Material Reports, no. 15, p. 142. |
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Harpoceras ikianum Yokoyama Holotype Shikama, T., 1952 p. 116, pl. 20, fig. 11a,b Mesozoic | Mollusca : Cephalopoda Material Reports, no. 15, p. 152. |
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Harpoceras ikianum Yokoyama Holotype Shikama, T., 1964 p. 154, pl. 54, fig. 3a,b Mesozoic | Mollusca : Cephalopoda Material Reports, no. 15, p. 166. |
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Harpoceras Ikianum Yokoyama Holotype Yokoyama, M., 1904a p. 5, pl. 1, fig. 5a, b Mesozoic | Mollusca : Cephalopoda Material Reports, no. 2, p. 299. |
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Harpoceras inouyei (Yokoyama) Tanabe, K. et al., 1984 p. 333, fig. 2E Mesozoic | Mollusca : Material Reports, no. 74, p. 77. |
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Harpoceras okadai (Yokoyama) Takahashi, H., 1974c pl. J-2, fig. 9 Mesozoic | Mollusca : Cephalopoda Material Reports, no. 15, p. 184. |
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Harpoceras okadai (Yokoyama) Shikama, T., 1964 p. 154, pl. 54, fig. 4 Mesozoic | Mollusca : Cephalopoda Material Reports, no. 15, p. 160. |
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Harpoceras sp. Yokoyama, M., 1904b p. 14, pl. 4, fig. 1 Mesozoic | Mollusca : Cephalopoda Material Reports, no. 2, p. 301. |
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Harpoceras sp. Yokoyama, M., 1904b p. 14, pl. 4, fig. 2 Mesozoic | Mollusca : Cephalopoda Material Reports, no. 2, p. 301. |
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Harpoceras (Harpoceras) cf. exaratum (Young & Bird) Hirano, H., 1973a p. 7, pl. 2, fig. 4 Mesozoic | Mollusca : Cephalopoda Material Reports, no. 2, p. 42. |
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Harpoceras (Harpoceras) chrysanthemum (Yokoyama) Lectotype Hirano, H., 1973a p. 1, pl. 1, fig. 1 Mesozoic | Mollusca : Cephalopoda Material Reports, no. 2, p. 42. |
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Harpoceras (Harpoceras) chrysanthemum (Yokoyama) Paralectotype Hirano, H., 1973a p. 1, pl. 1, fig. 2 Mesozoic | Mollusca : Cephalopoda Material Reports, no. 2, p. 42. |