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  1. The ants of the Grand Cañon. Bulletin of the AMNH ; v. 22, article 19.
    By: Dahlgren, B. E. (Bror Eric), 1877-1961. - Wheeler, William Morton, 1865-1937.
    Publication info: New York : Published by order of the Trustees, American Museum of Natural History 1906
    Contributed by: American Museum of Natural History Library
    Subjects: Ants  Arizona  Grand Canyon  Insects  
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  2. Ectoprocta (Bryozoa) from the Permian Kaibab Formation, Grand Canyon National Park, Arizona / Frank K. McKinney --.
    By: McKinney, Frank K.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1983
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Arizona  Bryozoa, Fossil  Grand Canyon  Paleontology  Permian  
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