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By: Elliott, David K - Loeffler, Elizabeth JType: ArticleIn: PalaeontologyVolume: 32Series:Issue:Date: 1989Page Range: 883--891Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Elliott, David K - Carr, Robert K.Type: ArticleIn: KirtlandiaVolume: 57Series:Issue:Date: 2010Page Range: 22--35Publication Info: Cleveland, Ohio, Cleveland Museum of Natural History,Subjects: