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  1. New interatheriines (Interatheriidae, notoungulata) from the Paleogene of central Chile and southern Argentina / Ralph B. Hitz -- [et al.].
    By: Hitz, Ralph B., - Flynn, John J. - Reguero, Marcelo. - Wyss, André R. - Field Museum of Natural History.
    Publication info: Chicago, Ill. :Field Museum of Natural History,2000.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Argentina  Chile  Mammals, Fossil  Paleogene  Paleontology  Phylogeny  
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  2. The titanotheres of ancient Wyoming, Dakota, and Nebraska / by Henry Fairfield Osborn.
    By: Osborn, Henry Fairfield,
    Publication info: Washington [D.C.] :Dept. of the Interior, U.S. Geological Survey,1929.
    Contributed by: University of Connecticut Libraries (archive.org)
    Subjects: Brontotheriidae  Paleogene  Paleontology  Perissodactyla, Fossil  Ungulates, Fossil  West (U.S.)  
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