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By: Berman, David S. - Jain, Sohan L.Type: ArticleIn: Annals of the Carnegie MuseumVolume: 51Series:Issue:Date: 1982-12-03Page Range: 405--422Publication Info: [Pittsburgh], Published by authority of the Board of Trustees of the Carnegie Institute, 1901-Subjects:
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By: Jain, Sohan L.Type: ArticleIn: PalaeontologyVolume: 16Series:Issue:Date: 1973Page Range: 149--177Publication Info: London, Palaeontological Association, 1957-Subjects: