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CREVOLUTION 2: ORIGIN AND EVOLUTION OF THE COLORADO RIVER SYSTEM II THEMED ISSUE (1)
THEMED ISSUE: The Tectonic Evolution of the Basin and Range Province: A Themed Issue in Honor of Ernie Anderson (1)

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Primary terms
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    - lower Quaternary (1)
    - Pleistocene
      - lower Pleistocene (2)
      - Matuyama Chron (1)
      - upper Pleistocene
        
        Weichselian
        
        upper Weichselian
        
        Allerod (2)
        
        Bolling (1)
        
        Younger Dryas (3)
        
        Wisconsinan (1)
    - upper Quaternary (13)
  - Tertiary
    - Apache Leap Tuff (1)
    - lower Tertiary (3)
    - middle Tertiary (7)
    - Muddy Creek Formation (5)
    - Neogene
      - Bidahochi Formation (2)
      - Hemphillian (2)
      - Miocene
        
        Columbia River Basalt Group (2)
        
        lower Miocene (9)
        
        middle Miocene (4)
        
        Peach Springs Tuff (9)
        
        upper Miocene (11)
      - Pliocene
        
        Gauss Chron (1)
        
        lower Pliocene (4)
        
        middle Pliocene (1)
        
        upper Pliocene (4)
    - Paleogene
      - Claron Formation (1)
      - Eocene
        
        Baca Formation (1)
        
        Colton Formation (1)
        
        lower Eocene (2)
      - lower Paleogene (1)
      - Oligocene
        
        Fish Canyon Tuff (1)
        
        lower Oligocene (1)
      - Paleocene
        
        lower Paleocene
        
        K-T boundary (3)
      - Sespe Formation (2)
      - Wasatch Formation (1)
  - upper Cenozoic (5)
  - Verde Formation (1)
- Central America
  - Belize (1)
  - Guatemala (2)
  - Honduras (1)
  - Nicaragua (1)
- chemical analysis (7)
- Chordata
  - Vertebrata
    - Pisces
      - Chondrichthyes
        
        Elasmobranchii
        
        Selachii (1)
        
        Euselachii (1)
      - Osteichthyes