| details |
Hauterivian |
Barremian |
Alaska |
Mickey,M.B et al. Paleontologic data: Tingmerkpuk Sandstone and related units, northwestern de Long Mountains, Brooks Range, Alaska. |
1995 |
| details |
Hauterivian |
Barremian |
Alaska |
Mickey,M.B et al. Paleontologic data: Tingmerkpuk Sandstone and related units, northwestern de Long Mountains, Brooks Range, Alaska. |
1995 |
| details |
Aptian |
Albian |
Alaska |
Reifenstuhl,R.R. et al. Micropaleontology of 38 outcrop samples from the Chandler Lake, demarcation points, Mount Michelson, Philip Smith Mountains, and Sagavanirktok quadrangles, Northeast Alaska. |
1993 |
| details |
Hauterivian |
Barremian |
Alaska |
Vandergon,M.A. Microfossil compilation of Mesozoic and Cenozoic units Arctic National Wildlife Refuge, Northeastern Alaska. |
1986 |
| details |
Late Eocene |
Early Oligocene |
Alabama |
Jaramillo,C. et al. Sequence stratigraphy of the Pachuta-Marianna interval (Upper Eocene-Lower Oligocene) in the U.S. Gulf Coast. |
2001 |
| details |
Danian |
|
|
Heisecke,A.M. Microplankton from the Roca Formation in the Province of Neuqu©n. |
1970 |
| details |
Late Barremian |
|
|
Wilpshaar,M. Direct stratigraphic correlations of the Vercors Carbonate Platform in southeast France with the Barremian stratotype by means of dinoflagellate cysts. |
1995 |
| details |
Late Valanginian |
Hauterivian |
|
Aguirre-Urreta,M.B. et al. Advances in the biostratigraphy of the Agrio Formation (Lower Cretaceous) of the Neuqu©n Basin, Argentina: ammonites, palynomorphs and calcareous nannofossils. |
1999 |