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By: Jackson, D. E. (Dennis Edward),Type: ArticleIn: PalaeontologyVolume: 14Series:Issue:Date: 1971Page Range: 478--486Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Jackson, D. E. (Dennis Edward), - Lenz, Alfred CType: ArticleIn: PalaeontologyVolume: 15Series:Issue:Date: 1972Page Range: 579--597Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Jackson, D. E. (Dennis Edward),Type: ArticleIn: PalaeontologyVolume: 18Series:Issue:Date: 1975Page Range: 883--887Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Jackson, D. E. (Dennis Edward), - Lenz, A CType: ArticleIn: PalaeontologyVolume: 6Series:Issue:Date: 1963Page Range: 751--753Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Jackson, D. E. (Dennis Edward),Type: ArticleIn: PalaeontologyVolume: 16Series:Issue:Date: 1973Page Range: 707--711Publication Info: London, Palaeontological Association, 1957-Subjects: