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  1. The genus Conotrachelus Dejean (Coleoptera, Curculionidae) in the north central United States,
    By: Schoof, Herbert Frederick,
    Publication info: Urbana,The University of Illinois press,1942.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Beetles  Conotrachelus  United States  
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