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By: Hughes, Christopher PaulType: ArticleIn: Bulletin of the British Museum (Natural History) GeologyVolume: 18Series:Issue:Date: 1969Page Range: 39--103Publication Info: London, BM(NH),Subjects:
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By: Hughes, Christopher PaulType: ArticleIn: Bulletin of the British Museum (Natural History) GeologyVolume: 20Series:Issue:Date: 1971Page Range: 117--182Publication Info: London, BM(NH),Subjects:
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By: Hughes, Christopher PaulType: ArticleIn: Bulletin of the British Museum (Natural History) GeologyVolume: 32Series:Issue:Date: 1979Page Range: 109--181Publication Info: London, BM(NH),Subjects: