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  • AT THE TOP OF THE GRAND STAIRCASE
    ebook
    AT THE TOP OF THE GRAND STAIRCASE
    ALAN L. TITUS AND MARK A. LOEWEN
    The Grand Staircase-Escalante National Monument in Utah is the location of one of the best-known terrestrial records for the late Cretaceous. A major effort in the new century has documented over 2,000 new vertebrate fossil sites, provided new radiometric dates, and identified five new genera of ceratopsids, two new species of hadrosaur, a probable new genus of hypsilophodontid...

    $251.00

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