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  1. Permo-Carboniferous fresh water burrows / Everett C. Olson -- and Kathryn Bolles --.
    By: Olson, Everett Claire, - Bolles, Kathryn,
    Publication info: Chicago :Field Museum of Natural History,1975.
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Amphibians, Fossil  Burrowing animals, Fossil  Carboniferous  Lung-fishes, Fossil  Paleontology  Permian  Sedimentary structures  United States  
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  2. Pseudo-organic structures from the Precambrian Bass limestone in Arizona / [by] Matthew H. Nitecki --
    By: Nitecki, Matthew H.
    Publication info: Chicago :Field Museum of Natural History,1971.
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Arizona  Geology, Stratigraphic  Grand Canyon National Park  Petrology  Precambrian  Sedimentary structures  
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  3. Sedimentary structures from the Carbondale Formation (Middle Pennsylvanian) of Northern Illinois / Charles W. Shabica --.
    By: Shabica, Charles W.
    Publication info: Chicago :Field Museum of Natural History,1978.
    Holding Institution: Field Museum of Natural History Library
    Subjects: Geology  Geology, Stratigraphic  Illinois  Pennsylvanian  Sedimentary structures  
    BHL Collections: Field Museum Library
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