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  1. A survey of the freshwater mussels (Bivalvia: Unionidae) of the Sangamon River Basin, Illinois /
    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
    Subjects: Freshwater mussels  Illinois  Sangamon River Watershed  
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