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Discoceras (Hardmanoceras ?) chrysanthimum Kobayashi Holotype Kobayashi, T., 1959 p. 404, pl. 26, fig. 1a, b Paleozoic | Mollusca : Cephalopoda Material Reports, no. 2, p. 157. |
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Discoceras (Hardmanoceras ?) laeviventrum Kobayashi Holotype Kobayashi, T., 1959 p. 405, pl. 26, fig. 2a, b Paleozoic | Mollusca : Cephalopoda Material Reports, no. 2, p. 157. |
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