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By: Adams-Tresman, Susan MType: ArticleIn: PalaeontologyVolume: 30Series:Issue:Date: 1987Page Range: 179--194Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Adams-Tresman, Susan MType: ArticleIn: PalaeontologyVolume: 30Series:Issue:Date: 1987Page Range: 195--206Publication Info: London, Palaeontological Association, 1957-Subjects: