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By: Harding, Ian CType: ArticleIn: PalaeontologyVolume: 33Series:Issue:Date: 1990Page Range: 35--48Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Harding, Ian C - Lewis, JaneType: ArticleIn: PalaeontologyVolume: 37Series:Issue:Date: 1995Page Range: 825--840Publication Info: London, Palaeontological Association, 1957-Subjects: