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By: Padian, KevinType: ArticleIn: PalaeontologyVolume: 27Series:Issue:Date: 1984Page Range: 407--413Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Padian, KevinType: ArticleIn: PalaeontologyVolume: 28Series:Issue:Date: 1985Page Range: 413--433Publication Info: London, Palaeontological Association, 1957-Subjects: