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By: Palmer, Charles PhilipType: ArticleIn: Bulletin of the British Museum (Natural History) GeologyVolume: 26Series:Issue:Date: 1975Page Range: 1--44Publication Info: London, BM(NH),Subjects:
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By: Palmer, Charles PhilipType: ArticleIn: PalaeontologyVolume: 18Series:Issue:Date: 1975Page Range: 377--383Publication Info: London, Palaeontological Association, 1957-Subjects: