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  1. Extraction of zygnematacean zygospores from lake sediments and their potential as paleo-indicators of lake acidification : R.A.C. Project No. 464G / prepared for Environment Ontario by P.A. Zippi ... [et al.].
    By: Zippi, P. A. - Ontario Water Resources Commission. - Ontario.
    Publication info: [Toronto] :Environment Ontario,1991.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Acid pollution of rivers, lakes, etc  Lake sediments  Ontario  Palynology  Zygnemataceae  
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  2. Paleoecology of the Hay Hollow site, Arizona / Vorsila L. Bohrer, Assistant Professor, Biology, University of Massachusetts. Foreword: Paul S. Martin, Chairman Emeritus, Anthropology.
    By: Bohrer, Vorsila L. - Martin, Paul S.
    Publication info: [Chicago]Field Museum of Natural History,1972.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Arizona  Hay Hollow site  Hay Hollow site, Ariz  Paleoecology  Palynology  
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  3. Palynology and petrography of a Middle Devonian coal in Illinois /
    By: Peppers, Russel A. - Damberger, H. H.,
    Publication info: Urbana :Illinois State Geological Survey,1969.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Coal  Devonian  Geology  Illinois  Paleobotany  Palynology  
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  4. Palynology and sedimentology of Holocene deposits in southern Lake Michigan /
    By: King, James E. - Gross, David L., - Lineback, Jerry Alvin,
    Publication info: Urbana :Illinois State Geological Survey,1976.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Geology, Stratigraphic  Holocene  Michigan, Lake  Palynology  Sediments (Geology)  
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