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By: Pybum, W F - Kennedy, J PType: ArticleIn: Proceedings of the Biological Society of WashingtonVolume: 74Series:Issue:Date: 1961Page Range: 157--160Publication Info: Washington Biological Society of WashingtonSubjects:
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By: Pybum, W FType: ArticleIn: Proceedings of the Biological Society of WashingtonVolume: 94Series:Issue:Date: 1981Page Range: 67--75Publication Info: Washington Biological Society of WashingtonSubjects: