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By: Watkins, RodneyType: ArticleIn: Bulletin of the British Museum (Natural History) GeologyVolume: 31Series:Issue:Date: 1979Page Range: 175--280Publication Info: London, BM(NH),Subjects:
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By: Watkins, RodneyType: ArticleIn: Paleontological researchVolume: 3Series:Issue:Date: 1999Page Range: 151--161Publication Info: Tokyo, Japan, Palaeontological Society of Japan, 1997-Subjects: