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By: Echols, JoanType: ArticleIn: University of Kansas publications, Museum of Natural HistoryVolume: 12Series:Issue:Date: 1963-10-25Page Range: 475--501Publication Info: Lawrence, University of Kansas,Subjects:
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By: Hanger, Rex A - Echols, JoanType: ArticleIn: The Texas journal of scienceVolume: 50Series:Issue: 3Date: 1998-08Page Range: 195--198Publication Info: [Lubbock, Tex., etc.], Texas Academy of Science,Subjects: