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By: Wetzel, Ralph M.Type: ArticleIn: Bulletin of Carnegie Museum of Natural HistoryVolume: 3Series:Issue:Date: 1977Page Range: 1--36Publication Info: Pittsburgh, Carnegie Museum of Natural History, 1976-Subjects:
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By: Wetzel, Ralph M. - Kock, DieterType: ArticleIn: Proceedings of the Biological Society of WashingtonVolume: 86Series:Issue:Date: 1973Page Range: 25--33Publication Info: Washington Biological Society of WashingtonSubjects:
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By: Wetzel, Ralph M.Type: ArticleIn: Annals of the Carnegie MuseumVolume: 49Series:Issue:Date: 1980-09-05Page Range: 323--357Publication Info: [Pittsburgh], Published by authority of the Board of Trustees of the Carnegie Institute, 1901-Subjects:
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By: Wetzel, Ralph M.Type: ArticleIn: Proceedings of the Biological Society of WashingtonVolume: 88Series:Issue:Date: 1975-04-23Page Range: 95--112Publication Info: Washington Biological Society of WashingtonSubjects: