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        Puercan (1)
        
        Torrejonian (1)
        
        Nacimiento Formation (1)
        
        Ravenscrag Formation (1)
        
        Tullock Member (1)
        
        upper Paleocene
        
        Thanetian (1)
      - Paleocene-Eocene Thermal Maximum (6)
      - Renova Formation (2)
      - Wasatch Formation (1)
      - Williamsburg Formation (1)
    - Sarmiento Formation (1)
  - upper Cenozoic
    - Pinecrest Beds (1)
    - Tamiami Formation (1)
- Coal Measures (1)
- Laurentide ice sheet (1)
- Mesozoic
  - Bisbee Group (1)
  - Cretaceous
    - Alisitos Formation (1)
    - Comanchean
      - Pearsall Formation (1)
    - Lower Cretaceous
      - Albian
        
        upper Albian (1)
      - Aptian (2)
      - Barremian (2)
      - Berriasian (2)
      - Cedar Mountain Formation (1)
      - Christopher Formation (1)
      - Hauterivian (1)
      - Pearsall Formation (1)
      - Valanginian (3)
    - Lower Greensand (1)
    - Middle Cretaceous (2)
    - Nenjiang Formation (1)
    - Upper Cretaceous
      - Bearpaw Formation (1)
      - Belly River Formation (2)
      - Bridge Creek Limestone Member (1)
      - Campanian
        
        Dinosaur Park Formation (3)
        
        lower Campanian (1)
        
        upper Campanian (4)
      - Cenomanian
        
        upper Cenomanian (1)
      - Fox Hills Formation (3)
      - Greenhorn Limestone (1)
      - Gulfian
        
        Aguja Formation (1)
        
        Austin Chalk (1)
        
        Eagle Ford Formation (1)
      - Hell Creek Formation (6)
      - Horseshoe Canyon Formation (6)
      - Judith River Formation (4)
      - K-T boundary (27)
      - Lance Formation (3)
      - Maestrichtian
        
        lower Maestrichtian (1)
        
        upper Maestrichtian (4)
      - Oldman Formation (1)
      - Pierre Shale (2)
      - Prince Creek Formation (1)
      - Rosario Formation (1)
      - Saint Mary River Formation (1)
      - Santonian (3)
      - Senonian (9)
      - Tuolumne Intrusive Suite (1)
      - Turonian
        
        lower Turonian (2)
      - Two Medicine Formation (3)
  - Jurassic
    - Clarens Formation (1)
    - Fernie Formation (1)
    - Lower Jurassic
      - Hettangian (4)
      - lower Liassic (5)
      - middle Liassic (6)
      - Pliensbachian (8)
      - Sinemurian (2)
      - Toarcian
        
        lower Toarcian (1)
      - Triassic-Jurassic boundary (5)
      - upper Liassic (8)
    - Middle Jurassic
      - Bajocian (3)
      - Bathonian (2)
      - Callovian (5)
    - Solnhofen Limestone (1)
    - Upper Jurassic
      - Brushy Basin Member (2)
      - Kimmeridgian
        
        upper Kimmeridgian (1)
      - Morrison Formation (4)
      - Oxfordian (4)
      - Portlandian (1)
      - Tithonian (5)
  - Newark Supergroup (1)
  - Triassic
    - Cordevolian (1)
    - Fremouw Formation (1)
    - Lower Triassic
      - Griesbachian (1)
      - Induan (1)