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By: Yates, Patricia JType: ArticleIn: PalaeontologyVolume: 4Series:Issue:Date: 1961Page Range: 54--58Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Yates, Patricia JType: ArticleIn: PalaeontologyVolume: 5Series:Issue:Date: 1962Page Range: 355--443Publication Info: London, Palaeontological Association, 1957-Subjects: