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By: Okamoto, TakashiType: ArticleIn: PalaeontologyVolume: 31Series:Issue:Date: 1988Page Range: 35--52Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Okamoto, TakashiType: ArticleIn: PalaeontologyVolume: 31Series:Issue:Date: 1988Page Range: 281--294Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Okamoto, Takashi - Shibata, MakotoType: ArticleIn: Paleontological researchVolume: 1Series:Issue:Date: 1997Page Range: 29--46Publication Info: Tokyo, Japan, Palaeontological Society of Japan, 1997-Subjects: