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AAPG Bulletin (942)
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Journal of Sedimentary Research (85)
Economic Geology (68)
Bulletin of the Seismological Society of America (61)
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Interpretation (54)
PALAIOS (36)
American Mineralogist (28)
Vadose Zone Journal (25)
Canadian Journal of Earth Sciences (21)
Micropaleontology (21)
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Paleobiology (15)
Earth Sciences History (12)
Earthquake Spectra (11)
Geosphere (8)
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Journal of Environmental and Engineering Geophysics (6)
Bulletin de la Société Géologique de France (4)
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American Association of Petroleum Geologists (968)
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        Meramecian
        
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        Atokan
        
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        Breathitt Formation (1)
        
        Desmoinesian
        
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        Marmaton Group (5)
        
        Spiro Sandstone (3)
        
        Wewoka Formation (4)
        
        Kewanee Group (1)
        
        Moscovian (1)
        
        Staunton Formation (1)
      - Morrow Formation (19)
      - Red Fork Sandstone (12)
      - Strawn Series (2)
      - Upper Pennsylvanian
        
        Canyon Group (5)
        
        Cisco Group (5)
        
        Kasimovian (2)
        
        Missourian
        
        Kansas City Group (11)
        
        Lansing Group (13)
        
        Plattsburg Limestone (6)
        
        Rock Lake Shale Member (6)
        
        Seminole Formation (1)
        
        Stanton Formation (6)
        
        Wann Formation (3)
        
        Wyandotte Limestone (2)
        
        Virgilian
        
        Douglas Group (10)
        
        Lawrence Formation (5)
        
        Lecompton Limestone (2)
        
        Oread Limestone (2)
        
        Plattsmouth Limestone Member (2)
        
        Shawnee Group (9)
        
        Tonganoxie Sandstone (4)
        
        Wabaunsee Group (5)
      - Wapanucka Limestone (5)
      - Westerly Granite (1)
    - Springer Formation (7)
    - Tesnus Formation (1)
    - Upper Carboniferous
      - Stephanian (2)
      - Westphalian (6)
  - Chattanooga Shale (4)
  - Collier Shale (1)
  - Devonian
    - Lower Devonian
      - Helderbergian (1)
      - Lochkovian (2)
    - Middle Devonian
      - Marcellus Shale (2)
      - Moscow Formation (1)
    - Upper Devonian
      - Duperow Formation (1)
      - Famennian (1)
      - Ohio Shale (1)
  - Hunton Group (28)
  - Laborcita Formation (1)
  - lower Paleozoic
    - Cape Phillips Formation (2)
  - Manhattan Formation (1)
  - Minnelusa Formation (1)
  - New Albany Shale (1)
  - Ordovician
    - Antelope Valley Limestone (1)
    - Lower Ordovician
      - Beekmantown Group (1)
      - El Paso Group (1)
      - Ellenburger Group (5)
      - Ibexian (1)
      - Kindblade Formation (5)
    - Middle Ordovician
      - Bigfork Chert (1)
      - Blackriverian (2)
      - Bromide Formation (31)
      - Darriwilian (1)
      - Decorah Shale (1)
      - Deicke Bentonite Bed (1)
      - Millbrig Bentonite Bed (1)
      - Platteville Formation (2)
      - Saint Peter Sandstone (1)
      - Simpson Group (24)
      - Whiterockian (1)
    - Montoya Group (1)
    - Upper Ordovician
      - Caradocian (1)
      - Cincinnatian
        
        Richmondian (2)
      - Fernvale Formation (3)
      - Katian (2)
      - Maquoketa Formation (1)
      - Sandbian (3)
    - Viola Limestone (23)
    - Womble Shale (2)
  - Permian
    - Americus Limestone Member (3)
    - Blaine Formation (9)
    - Chase Group (5)
    - Cottonwood Limestone (3)
    - Council Grove Group (8)
    - Cutler Formation (2)
    - Eskridge Shale (1)
    - Fort Riley Limestone (2)
    - Guadalupian
      - Brushy Canyon Formation (1)
      - Cherry Canyon Formation (1)
      - Grayburg Formation (1)
      - Queen Formation (1)
      - Roadian (2)
      - Seven Rivers Formation (3)
      - Tansill Formation (3)
      - Wordian (3)
    - Hennessey Formation (10)
    - Hughes Creek Shale (4)
    - Hutchinson Salt Member (4)
    - Lower Permian
      - Cherry Canyon Formation (1)
      - Cisuralian
        
        Artinskian (1)
        
        Asselian (3)
        
        Kungurian (4)
        
        Sakmarian (2)
      - Leonardian
        
        Clear Fork Group (11)
      - Wichita Group (8)
      - Wolfcampian (18)
    - Lyons Sandstone (1)
    - Middle Permian (12)
    - Park City Formation (1)
    - Stearns Shale (2)
    - Stone Corral Formation (4)
    - Upper Permian
      - Kazanian (2)
      - Lopingian (1)
      - Permian-Triassic boundary (2)
      - Salado Formation (2)
      - Tatarian (2)
    - Wellington Formation (20)
    - Wreford Limestone (2)
    - Yates Formation (1)