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  1. Bandringa rayi: a new Ctenacanthoid shark from the Pennsylvania Essex fauna of Illinois / Rainer Zangerl --
    By: Zangerl, Rainer,
    Publication info: [Chicago] :Field Museum of Natural History ,1969.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Bandringa rayi  Illinois  Paleontology  Pennsylvanian  Will County  
    BHL Collections: Shark Week Collection
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  2. New agnathous fishes from the Pennsylvanian of Illinois / David Bardack -- and Eugene S. Richardson, Jr. --
    By: Bardack, David. - Richardson, Eugene Stanley,
    Publication info: Chicago :Field Museum of Natural History,1977.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Gilpichthys greenei  Illinois  Kankakee County  Paleontology  Pennsylvanian  Pipiscius zangerli  Will County  
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  3. Pennsylvanian invertebrates of the Mazon Creek area, Illinois / Eugene S. Richardson, Jr. --
    By: Richardson, Eugene Stanley,
    Publication info: [Chicago] :Chicago Natural History Museum Press,1956.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Grundy County  Illinois  Invertebrates, Fossil  Paleontology  Pennsylvanian  Will County  
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  4. Pennsylvanian invertebrates of the Mazon Creek area, Illinois. Trilobitomorpha, Arthropleurida / Eugene S. Richardson, Jr., Curator of Fossil Invertebrates.
    By: Richardson, Eugene Stanley,
    Publication info: [Chicago]:Chicago Natural History Museum,1956.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Grundy County  Illinois  Invertebrates, Fossil  Paleontology  Pennsylvanian  Will County  
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  5. Some fern-like fructifications and their spores from the Mazon Creek compression flora of Illinois (Pennsylvanian)
    By: Pfefferkorn, Hermann W. - Peppers, Russel A. - Phillips, Tom Lee,
    Publication info: Urbana,Illinois State Geological Survey,1971.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Bevruchting  Ferns, Fossil  Flora (biologie)  Grundy County  Illinois  Paleobotany  Pennsylvanian  Plants, Fossil  Varens  Will County  
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  6. Will County Forest Preserve District, first interim report : regional data gathering for master planning /
    By: University of Illinois at Urbana-Champaign.
    Publication info: [Urbana :The Dept.],1975.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Forest Preserve District  Forest reserves  Illinois  Will County  Will County (Ill.)  
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