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Stereoplasmoceras submarginale Kobayashi Syntype Kobayashi, T., 1928 p. 188, pl. 20, fig. 3a, b Paleozoic | Mollusca : Cephalopoda Material Reports, no. 2, p. 59. |
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Stereoplasmoceras submarginale Kobayashi Syntype Kobayashi, T., 1928 p. 188, pl. 20, fig. 4 Paleozoic | Mollusca : Cephalopoda Material Reports, no. 2, p. 59. |
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