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By: Forbes, C LType: ArticleIn: PalaeontologyVolume: 2Series:Issue:Date: 1960Page Range: 210--225Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Cutbill, J L - Forbes, C LType: ArticleIn: PalaeontologyVolume: 10Series:Issue:Date: 1967Page Range: 322--337Publication Info: London, Palaeontological Association, 1957-Subjects: