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By: Iverson, Ernest WType: ArticleIn: Proceedings of the Biological Society of WashingtonVolume: 85Series:Issue:Date: 1972Page Range: 541--547Publication Info: Washington Biological Society of WashingtonSubjects:
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By: Iverson, Ernest W - Wilson, George D. F.Type: ArticleIn: Proceedings of the Biological Society of WashingtonVolume: 93Series:Issue:Date: 1981Page Range: 982--988Publication Info: Washington Biological Society of WashingtonSubjects: