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By: Hendry, R D - Rowell, A J - Stanley, J WType: ArticleIn: PalaeontologyVolume: 6Series:Issue:Date: 1963Page Range: 145--147Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Stanley, J WType: ArticleIn: PalaeontologyVolume: 7Series:Issue:Date: 1964Page Range: 105--107Publication Info: London, Palaeontological Association, 1957-Subjects: