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  1. By: Illinois. Natural History Survey Division - Sabaj, Mark H. - Page, Lawrence M. - Cummings, Kevin S.
    Publication info: [Champaign, Ill.], Illinois Natural History Survey, [1997]
    Holding Institution: University Library, University of Illinois Urbana Champaign
  2. By: Cummings, Kevin S. - Mayer, Christine A.
    Publication info: Champaign, IL, Illinois Natural History Survey, 1992
    Holding Institution: University Library, University of Illinois Urbana Champaign
  3. By: Cummings, Kevin S. - Grady, James M. - Burr, Brooks M. - Illinois. Natural History Survey Division
    Publication info: Champaign, Ill, State of Illinois, Dept. of Energy and Natural Resources, Natural History Survey Division, [1984]
    Holding Institution: University Library, University of Illinois Urbana Champaign
  4. By: Schanzle, Robert W. - Cummings, Kevin S. - Illinois. Natural History Survey Division
    Publication info: Champaign, Ill, Illinois Natural History Survey, 1991
    Holding Institution: University Library, University of Illinois Urbana Champaign