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By: Dybas, Henry S.Edition:Publication info: [Chicago], Chicago Natural History Museum, 1955Volume: v.37:no.21 (1955)Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: PorophilaBHL Collections:
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By: Dybas, Henry S.Edition:Publication info: Chicago, Chicago Natural History Museum, 1956Volume: v.34:no.38 (1956)Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Beetles Oregon PorophilaBHL Collections: