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By: Reaugh, Ann BrookeType: ArticleIn: PalaeontologyVolume: 21Series:Issue:Date: 1978Page Range: 869--872Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Reaugh, Ann BrookeType: ArticleIn: PalaeontologyVolume: 21Series:Issue:Date: 1978Page Range: 835--846Publication Info: London, Palaeontological Association, 1957-Subjects: