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  1. The gastropod genus Yvania; contribution to the paleontology of Illinois,
    By: Weller, J. Marvin
    Publication info: [Springfield,Jeffersons printing & stationery Co.]1929.
    Contributed by: University of Illinois Urbana Champaign
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  2. A group of larviform crinoids from lower Pennsylvanian strata of the eastern interior basin /
    By: Weller, J. Marvin
    Publication info: Urbana, Ill.,[Jefferson printing & stationery Co., Springfield]1930.
    Contributed by: University of Illinois Urbana Champaign
    View Book